Tabata Training
Tabata Training is a high-intensity cardio practice studied mainly in relation to fitness and weight-management goals. Research also examines cardiovascular measures and how the body uses oxygen during exercise.
It is a form of cardio exercise.
Part of Cardio
Overview
Tabata Training is a high-intensity cardio practice studied mainly in relation to fitness and weight-management goals. Research also examines cardiovascular measures and how the body uses oxygen during exercise. These are areas of investigation, not assurances of benefit. The overall picture is not fully settled: randomized trials are represented, but findings across outcomes do not establish a uniformly reliable effect. Studies have examined the practice in supervised group settings, so their results may not reflect every way it is performed or predict an individual’s experience.
Some research: 30 studies. Last checked Oct 4, 2026.
- 21
- human evidence
- 3
- eligible
- 7
- unclassified
- 9
- animal / null result
Best-evidenced uses
- Blood Pressure SupportHigh · RCT
- Weight Management SupportMedium · RCT
- Physical Endurance IncreaseMedium · RCT
- 30
- Studies
Evidence checked Oct 4, 2026 · newest study 2025
- B
- 1
- C
- 29
271 community reports across 4 platforms
Coverage
- Effects
- 34
- Helps with
- 6
- Side effects
- 9
- Interactions
- 12
How to read the evidence
Evidence tier — overall strength of the evidence for the whole compound
- StrongWell established — backed by strong, consistent human research.
- ModerateSome genuine support, but mostly from small or lower-quality studies. Promising, not proven.
- PreliminaryEarly-stage evidence — a promising hypothesis, not an established effect yet.
- LimitedVery limited evidence — treat this as a hypothesis, not proof.
- InsufficientNot enough good evidence to draw conclusions yet.
Certainty — how sure we can be that the effect is real
- Very highVery sure — strong, consistent evidence
- HighFairly sure — consistent evidence from good studies
- MediumModerately sure — new studies could change this
- LowNot sure — little or mixed evidence
- Very lowVery unsure — almost no usable evidence
Source — where the data comes from
- Meta-analysisPooled analysis of many trials — the strongest evidence
- RCTRandomized controlled trial — a strong human study design
- ClinicalA human clinical study
- Reference knowledgeFrom general health-science or pharmacology references, not a study of this exact claim
- Animal researchStudied in animals, not humans
- Community reportsAggregated user reports — anecdotal signal, not evidence
- TheoreticalMechanism-based reasoning, not yet tested
Study grade — quality of each underlying study (A best, D weakest)
- AHigh-quality — strong, consistent human trials
- BGood — solid evidence with some limitations
- CModerate — limited, small, or mixed-quality studies
- DWeak — preliminary, indirect, or animal-only
Confidence — how strongly the sources back a finding
A 0–100 score from study quality and agreement
Most supplement evidence is graded C–D. Read it as preliminary signal, not proof.
These are research findings, not promises. A practice does not replace medical treatment.
What does research say?
What studies found for each claimed effect, best evidence first.
34 claims:1 good evidence6 some evidence16 not enough evidence3 not tested in people8 no benefit found
Blood Pressure SupportCardio in general: Medium · 11 trialsGood evidence it helpsSize of effect: Large
Good human studies found a benefit, and they mostly agree. This is about what studies measured, not a cure.
All 3 studies with a clear result found a benefit. Strongest study: a randomized controlled trial. Trials that found it ran as little as 8 weeks, typically 10.
A 2022 randomized trial found an average systolic blood pressure reduction of 12.77 mmHg in the group with high blood pressure compared with the other groups. A 2023 randomized trial of 122 participants also found lower systolic blood pressure.
Open the Blood Pressure Support pageCompare with Cardio in general →Weight Management SupportCardio in general: Medium · 4 trialsSome evidence it helpsSize of effect: Large
Some human studies found a benefit. More research could change this.
All 7 studies with a clear result found a benefit. Strongest study: a randomized controlled trial. Trials that found it ran as little as 8 weeks, typically 12.
A 2023 randomized trial of 122 participants with obesity or overweight found lower percent body fat, with a large effect. A separate 8-week trial also found reductions in percent body fat and body adiposity index over time.
Open the Weight Management Support pageCompare with Cardio in general →Physical Endurance IncreaseCardio in general: Medium · 31 trialsSome evidence it helpsSize of effect: Not known
Some human studies found a benefit. More research could change this.
11 of 14 studies found a benefit; 3 found none. Strongest study: a randomized controlled trial. A trial found it after a single session. Trials that found it ran as little as 4 weeks, typically 8.
In a randomized trial of 122 people with overweight or obesity, Tabata Training produced large intervention effects on relative VO2max. In another randomized trial of 48 people, VO2max was higher after 8 weeks than at baseline in every group except the control group.
Open the Physical Endurance Increase pageCompare with Cardio in general →Physical Strength IncreaseCardio in general: Medium · 4 trialsSome evidence it helpsSize of effect: Not known
Some human studies found a benefit. More research could change this.
7 of 8 studies found a benefit; 1 found none. Strongest study: a randomized controlled trial. Trials that found it ran as little as 6 weeks, typically 10.
Open the Physical Strength Increase pageCompare with Cardio in general →Muscle Mass IncreaseCardio in general: 2 trialsSome evidence it helpsSize of effect: Not known
Some human studies found a benefit. More research could change this.
All 4 studies with a clear result found a benefit. Strongest study: a randomized controlled trial. Trials that found it ran as little as 8 weeks, typically 9.
Open the Muscle Mass Increase pageCompare with Cardio in general →Oxygen Utilization ImprovementCardio in general: High · 6 trialsSome evidence it helpsSize of effect: Not known
Some human studies found a benefit. More research could change this.
All 2 studies with a clear result found a benefit. Strongest study: a randomized controlled trial. A trial found it after a single session.
Open the Oxygen Utilization Improvement pageCompare with Cardio in general →Fat Burning IncreaseCardio in general: Not rated, mixed results (2 trials)Some evidence it helpsSize of effect: Not known
Some human studies found a benefit. More research could change this.
All 3 studies with a clear result found a benefit. Strongest study: a randomized controlled trial. A trial found it after a single session.
Open the Fat Burning Increase pageCompare with Cardio in general →Resting Heart Rate ImprovementCardio in general: Medium · 3 trialsNot enough evidence
Too few or too small studies to know if it works.
3 of 4 studies found a benefit; 1 found none. Strongest study: a randomized controlled trial.
A 2023 randomized trial of 122 participants found lower resting heart rate. Studies disagree: a separate 2023 trial found lower resting heart rate after 8 weeks in the NaC group than at baseline, while a 2025 trial found no statistically significant effect.
Open the Resting Heart Rate Improvement pageCompare with Cardio in general →
Only reported by users, not studied: Memory Improvement.
What to expect
What is observed depends on the outcome: some measures have been reported after a single session, while most changes were assessed at the end of training programmes lasting several weeks. These trial timelines describe when outcomes were measured, not when an individual should expect a result. Reported harms also vary in timing.
Also studied in people with 6 health conditions
How strong the evidence is in each group. This is research, not a treatment recommendation.
ObesityCardio in general: Medium · 11 trialsSome evidence it helpsSize of effect: Not known
Some human studies found a benefit. More research could change this.
All 8 studies with a clear result found a benefit.
Open the Obesity pageCompare with Cardio in general →OverweightCardio in general: Medium · 4 trialsMixed resultsSize of effect: Not known
Studies disagree: some found a benefit, others found none. Do not count on it.
2 of 3 studies found a benefit; 1 found none.
An RCT in 64 overweight female college students found improved inhibitory function and body composition with HIIT. In an 8-week RCT in 48 overweight older women, Tabata-style HIIT improved body-composition measures and cardiorespiratory measures, including VO2max, O2 pulse, MVO2, SBP, and HR.
Open the Overweight pageCompare with Cardio in general →Metabolic SyndromeCardio in general: 2 trialsNot enough evidence
Too few or too small studies to know if it works.
The one study found a benefit.
In a randomized controlled trial of 122 participants, the intervention improved multiple components of metabolic syndrome, including SBP, HDL, LDL, TC, fasting insulin, and HOMA-IR.
Open the Metabolic Syndrome pageCompare with Cardio in general →Diabetes Type 2Cardio in general: Medium · 9 trialsNot tested in people
Only tested in animals, cells or theory. Results like these often do not carry over to people.
The one study found a benefit.
Expert guidance describes HIIT such as Tabata as improving glycemic control, insulin sensitivity, and cardiovascular risk factors in people with type 2 diabetes, and as being used as part of management.
Open the Diabetes Type 2 pageCompare with Cardio in general →PCOS (Polycystic Ovary Syndrome)Cardio in general: High · 3 trialsNot tested in people
Only tested in animals, cells or theory. Results like these often do not carry over to people.
The one study found a benefit.
Expert guidance describes high-intensity interval training as improving insulin resistance, body composition, and cardiorespiratory fitness in women with PCOS.
Open the PCOS (Polycystic Ovary Syndrome) pageCompare with Cardio in general →UnderweightNo benefit found
Studies looked for a benefit and did not find one.
The one study found no benefit.
A quasi-experimental study in 58 underweight adolescents found no significant changes in body composition; this was considered a positive pattern because weight reduction is not desirable for this group.
Open the Underweight page
Studied only as cardio in general, not tested in tabata training yet
These results come from studies of cardio as a whole. No study of tabata training has looked at them yet.
Antidepressant Effect (Medium · 25 trials) · Sleep Quality Improvement (Medium · 14 trials) · Parkinson's Disease (Medium · 8 trials) · Memory Improvement (Medium · 6 trials) · Working Memory Improvement (Medium · 6 trials) · Chronic Pain Reduction (Medium · 6 trials) · and 12 more
Before you try it
What studies and reports say about side effects and who it may not suit.
- Side effects
With weak evidence: Muscle Breakdown (Rhabdomyolysis), Mood Swings, Dizziness, Injury Risk Increase, Nausea, Heart Rhythm Disturbance, and 3 more.
- May not suit you if you have
- Acute Injury, Angina, Heart Failure (CHF), Recent Heart Attack (MI), Heart Arrhythmia, Hypertension (High Blood Pressure), and 2 more
- Some trials left out people with
- Diabetes (General), Heart Disease (General), Allergies (General), and Hypertension (High Blood Pressure)
- Reported by users
- Nausea (14 posts), Injury Risk Increase (11 posts), Muscle Ache (Myalgia) (10 posts), Physical Fatigue (9 posts), and 2 more
- Also listed for cardio in general
- Aortic Aneurysm · Long QT Syndrome · Recent Stroke · Rhabdomyolysis · Unstable Heart Disease (Unstable Angina / Decompensated Heart Failure) · CardiomyopathyPrecautions from the Cardio page. They are for cardio as a whole and may not all fit tabata training.
General wellness information, not medical advice. Ask a doctor before you start, especially if you take medicines or have a health condition.
How people do it
A gentle start, then what the studies used.
- Start with
- 10 minutes, weekly (Bodyweight Beginner Tabata)A gentle start based on the easiest variation, not on a study.
- Build up to
- 16 minutes, 2 times a week, high intensity (what the studies used)
- What the studies ran
- 10 weeks
- Longest session studied
- 16 minutes (Bodyweight Beginner Tabata)Not a target and not a safe limit: past it there is no evidence either way.
The expert view shows every study, dose protocol and source.
Effects
34 listedStart here
Highest probability, strongest evidence
- →Blood Pressure SupportCertaintyHighSourceRCTLarge effect3 cited studies
A 2022 randomized trial found an average systolic blood pressure reduction of 12.77 mmHg in the group with high blood pressure compared with the other groups. A 2023 randomized trial of 122 participants also found lower systolic blood pressure (d = −1.24, 95% CI: −1.63 to −0.84).
What the sources found
3 positive · 0 neutral · 0 negativeconfidence 73/100
How big is the effect
Large effectA big difference on average. Check how strong the evidence is.
Rating adjusted
Lowered from Very high to High after checking study quality: journal, risk of bias, trial size and design.
Who was studied
- Healthy people and patients
- Hypertension (High Blood Pressure)
- Overweight
Where the evidence comes from
- Article3
Protocol behind this outcome
3 protocolsMeasuredWhat the studies reporting this result did.
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
What worked in trials3 trials and meta-analyses
Randomized trials and meta-analyses that found this benefit: the smallest and the typical amount. Not a target and not a limit.
Smallest Typical Session 14 min 19 min How often 1×/week 2×/week Per week 14 min 40 min Timing
Trials that found it ran as little as 8 weeks, typically 10
Open Blood Pressure SupportShow studies (3)
RCTBpositiven=12280% confidence2023systolic BP (p < 0.001, d = −1.24, 95% CI: −1.63 to −0.84)
SMD -1.24 [-1.63, -0.84]Large effectWeak journalBlinded assessorInactive controlAllocation not hiddenCompleters onlyLikely overstatedRCTCpositiven=14170% confidence2022The results indicated the improvement in SBP in EG with high BP compared to the rest of the groups (average reduction of 12.77 mmHg; p < 0.0001).
MD -12.77Large effectWeak journalMain outcomeOpen-labelCompleters onlyRCTCpositiven=4870% confidence2023A significant main effect for time was noted for SBP (P<0.04) and DBP (P<0.02), with values being significantly lower at 8 weeks for the Tabata-HIIT+NaC group in comparison to baseline.
Double-blind
Medium probability(6)
- →Weight Management SupportCertaintyMediumSourceRCTLarge effect7 cited studies · 1 other source
A 2023 randomized trial of 122 participants with obesity or overweight found lower percent body fat, with a large effect (d = -1.15, 95% CI: −1.53 to −0.75). A separate 8-week trial also found reductions in percent body fat and body adiposity index over time.
What the sources found
8 positive · 0 neutral · 0 negativeconfidence 67/100
How big is the effect
Large effectA big difference on average. Check how strong the evidence is.
Rating adjusted
Lowered from High to Medium after checking study quality: journal, risk of bias, trial size and design.
Who was studied
- Healthy people and patients
- Obesity
- Overweight
Where the evidence comes from
- Article7
- Community reports1
Protocol behind this outcome
7 protocolsMeasuredWhat the studies reporting this result did.
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
What worked in trials5 trials and meta-analyses
Randomized trials and meta-analyses that found this benefit: the smallest and the typical amount. Not a target and not a limit.
Smallest Typical Session 19 min 26 min How often 2×/week 3×/week Per week 40 min 77 min Timing
Trials that found it ran as little as 8 weeks, typically 12
Open Weight Management SupportShow studies (8)
RCTBpositiven=12275% confidence2023moderate effects on %BF (p < 0.001, d = -1.15, 95% CI: −1.53 to −0.75)
SMD -1.15 [-1.53, -0.75]Large effectWeak journalBlinded assessorInactive controlAllocation not hiddenCompleters onlyLikely overstatedRCTCpositiven=4870% confidence2023A significant main effect for time was noted for PBF (P=0.001) and BAI (P<0.001), with values being significantly lower at 8 weeks in comparison to baseline in the Tabata-HIIT+Pla, Pla, and Tabata-HIIT+NaC groups.
Double-blindRCTCpositiven=4475% confidence2025Hepatokines modulation in obesity: which exercise training model is better in men with obesity?
significant decreases observed in the Tabata and high-intensity interval groups... weight in the Tabata and high-intensity interval training groups (p = 0.017, 95% CI; 0.362 to 5.237, and p = 0.043, 95% CI; 0.054 to 4.92)
MD -4.62 [0.36, 5.24]Weak journalBlinded assessorNo control groupBorderline p-valueRCTCpositiven=3670% confidence2025the Tabata group had a significantly lower waist-to-hip ratio (WHR) (0.02 ± 0.01) relative to the control group (*p* = 0.043, *ES* = 0.83)
MD -0.01Weak journalOpen-labelInactive controlAllocation not hiddenCompleters onlyBorderline p-valueRCTCpositiven=1575% confidence2025Body weight (kg): Tabata 65.62±9.62 vs Control 77.42±11.11, F=20.990, P=.001, η²=.636
Open-labelInactive control+2 more in SourcesQuasi ExperimentalCpositiven=5860% confidence2020The results showed that high-intensity interval training was effective in reducing body weight... only in overweight individuals. (Overweight boys: pre 89.12 kg, post 84.80 kg, p<0.001; Overweight girls: pre 79.04 kg, post 76.67 kg, p=0.020)
MD -4.32Low-quality journalMain outcomeOpen-labelNo control groupCompleters only26% dropped out - →Physical Endurance IncreaseCertaintyMediumSourceRCT14 cited studies · 1 other source
In a randomized trial of 122 people with overweight or obesity, Tabata Training produced large intervention effects on relative VO2max (d = 2.53, 95% CI: 2.03 to 3.00; p < 0.001). In another randomized trial of 48 people, VO2max was higher after 8 weeks than at baseline in every group except the control group.
What the sources found
12 positive · 3 neutral · 0 negativeconfidence 63/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Rating adjusted
Lowered from High to Medium after checking study quality: journal, risk of bias, trial size and design.
Who was studied
- Healthy people and patients
- Obesity
- Overweight
Where the evidence comes from
- Article14
- Community reports1
Protocol behind this outcome
11 protocolsMeasuredWhat the studies reporting this result did.
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
Courses and single sessions · 10 repeated-course and 1 single-session protocols
What worked in trials8 trials and meta-analyses
Randomized trials and meta-analyses that found this benefit: the smallest and the typical amount. Not a target and not a limit.
Smallest Typical Session 9 min 20 min How often 2×/week 2.5×/week Per week 18 min 57 min Timing
A trial found it after a single session
Trials that found it ran as little as 4 weeks, typically 8
Open Physical Endurance IncreaseShow studies (15)
RCTBpositiven=12280% confidence2023large intervention effects on VO2max (p < 0.001, d = 2.53, 95% CI: 2.03 to 3.00 for relative VO2max)
Weak journalMain outcomeBlinded assessorInactive controlAllocation not hiddenCompleters onlyRCTCpositiven=6075% confidence2024Effects of school-based high-intensity interval training on health-related fitness in adolescents.
The experimental group showed a significantly better increase in meters (SRT - η_p^2 = 0.111; *p* < 0.01)
Weak journalMain outcomeOpen-labelRCTCpositiven=4870% confidence2023A significant main effect for time was noted for VO2max (P<0.001, Fig. 4A)... In all groups except the control group (Pla), VO2max was greater at 8 weeks compared to baseline.
Main outcomeDouble-blindRCTCneutraln=4850% confidence2021The sit-up, which evaluates muscular endurance, showed no interaction effect between the time points and the groups (F = 0.067, p = 0.798)
Low-quality journalOpen-labelCompleters onlyRCTCpositiven=3670% confidence2025Upper-body muscle endurance also improved, as indicated by a 5.00 ± 7.80 increase in bench press repetitions compared to both the pre-test period (*p* < 0.001) and the control group (*p* < 0.001, *ES* = 0.47)
MD 5Weak journalOpen-labelInactive controlAllocation not hiddenCompleters only+9 more in SourcesRCTCpositiven=3075% confidence2025In comparison to the Tabata group, the BFR-Tabata group exhibited statistically significant differences in badminton-specific endurance (p = 0.02, d = 0.92, moderate effect)
SMD 0.92Large effectWeak journalBlinded assessorToo small to detect it - →Physical Strength IncreaseCertaintyMediumSourceClinical8 cited studies · 1 other source
A randomized trial in people with obesity found that lower-body strength increased by 10.93 ± 4.27 kg in the Tabata group compared with both the pre-test and control group. Studies disagree: another randomized trial found no statistically significant change in RAST maximal power (F=1.806, P=.204, η²=.131).
What the sources found
8 positive · 1 neutral · 0 negativeconfidence 64/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Rating adjusted
Lowered from High to Medium after checking study quality: journal, risk of bias, trial size and design.
Who was studied
- Healthy people and patients
- Obesity
Where the evidence comes from
- Article8
- Community reports1
Protocol behind this outcome
7 protocolsMeasuredWhat the studies reporting this result did.
- Per week
- 93 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
What worked in trials5 trials and meta-analyses
Randomized trials and meta-analyses that found this benefit: the smallest and the typical amount. Not a target and not a limit.
Smallest Typical Session 9 min 32 min How often 2×/week Timing
Trials that found it ran as little as 6 weeks, typically 10
Open Physical Strength IncreaseShow studies (9)
RCTCpositiven=6070% confidence2024Effects of school-based high-intensity interval training on health-related fitness in adolescents.
A significant group × time interaction was determined in right handgrip test (η_p^2 = 0.102; *p* = 0.02), with a significant increase (*p* = 0.001) in the EG but not in the CG (*p* = 0.56)
Weak journalOpen-labelRCTCpositiven=4870% confidence2021Hip flexion strength showed an interaction effect between time and group (F = 9.218, p = 0.004)
Low-quality journalMain outcomeOpen-labelCompleters onlyRCTCpositiven=3670% confidence2025The Tabata group showed improvements in lower-body muscle strength, as evidenced by a 10.93 ± 4.27 kg increase in weight lifted compared to both the pre-test period (*p* = 0.004) and the control group (*p* = 0.015, *ES* = 0.89)
MD 10.93Large effectWeak journalOpen-labelInactive controlAllocation not hiddenCompleters onlyBorderline p-valueRCTCpositiven=3075% confidence2025PP (p = 0.01, d = 1.11, moderate effect)
SMD 1.11Large effectWeak journalMain outcomeBlinded assessorRCTCpositiven=2560% confidence2020A significant increase of P_max (W and W/kg) and shortening of the time to obtain P_max were noted.
Low-quality journalOpen-labelNo control groupCompleters only+3 more in SourcesRCTCneutraln=1575% confidence2025RAST maximal power (W): F=1.806, P=.204, η²=.131
Open-labelInactive control - →Muscle Mass IncreaseCertaintyMediumSourceClinical4 cited studies · 1 other source
In a 2025 randomized trial of 64 participants, the experimental group had higher fat-free weight and muscle content than the control group; the reported difference in fat-free weight was 3.99 kg. A separate trial found a 0.30 ± 0.08 cm increase in biceps muscle thickness in the Tabata group.
What the sources found
5 positive · 0 neutral · 0 negativeconfidence 63/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Rating adjusted
Lowered from High to Medium after checking study quality: journal, risk of bias, trial size and design.
Who was studied
- Healthy people and patients
- Obesity
- Overweight
Where the evidence comes from
- Article4
- Community reports1
Protocol behind this outcome
4 protocolsMeasuredWhat the studies reporting this result did.
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
What worked in trials4 trials and meta-analyses
Randomized trials and meta-analyses that found this benefit: the smallest and the typical amount. Not a target and not a limit.
Smallest Typical Session 30 min 36 min How often 2×/week 2.5×/week Per week 80 min 93 min Timing
Trials that found it ran as little as 8 weeks, typically 9
Open Muscle Mass IncreaseShow studies (5)
RCTCpositiven=6470% confidence2025The experimental group had significantly higher fat-free weight, muscle content, and basal metabolic rate (P < 0.05).
MD 3.99Top journalSham-controlledNo control groupCompleters onlyBorderline p-valueRCTCpositiven=4870% confidence2021Muscle mass showed an interaction effect between time and groups (F = 5.426, p = 0.024)
Low-quality journalMain outcomeOpen-labelCompleters onlyRCTCpositiven=3670% confidence2025The Tabata group showed significant increases in muscle thicknesses of 0.30 ± 0.08 cm (biceps)... compared to both the pre-test period (all *p* < 0.05) and the control group (*p* = 0.001, *ES* = 0.26)
MD 0.3Weak journalMain outcomeOpen-labelInactive controlAllocation not hiddenCompleters onlyRCTCpositiven=2555% confidence2020increased LBM (p = 0.047)
Low-quality journalOpen-labelNo control groupCompleters onlyCommunity reportsmoderate effectpositive50% confidenceThis effect was mentioned in 8 of 216 Reddit reports discussing it.
8 mentions - →Oxygen Utilization ImprovementCertaintyMediumSourceClinical2 cited studies
In a 2023 randomized trial of 48 people with overweight, VO2max was greater after 8 weeks in every group except the placebo group; O2 pulse also increased. In a separate 2014 trial, VO2 was 33.1±1.5 v. 27.2±1.6 ml/kg/min in the TAB condition (14 participants).
What the sources found
2 positive · 0 neutral · 0 negativeconfidence 70/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people and patients
- Overweight
Where the evidence comes from
- Article2
Protocol behind this outcome
3 protocolsMeasuredWhat the studies reporting this result did.
2×/week
- Course
- 8 weeks
- Per week
- 40 min
- Intensity
- High
- Format
- Individual
- Supervision
- Instructor-led
Courses and single sessions · 1 repeated-course and 2 single-session protocols
What worked in trials2 trials and meta-analyses
Randomized trials and meta-analyses that found this benefit: the smallest and the typical amount. Not a target and not a limit.
Smallest Typical Session 4 min 12 min Timing
A trial found it after a single session
Open Oxygen Utilization ImprovementShow studies (2)
RCTCpositiven=4870% confidence2023A significant main effect for time was noted for VO2max (P<0.001, Fig. 4A), SpO2 (P<0.04, Fig. 4B) and O2 pulse (P<0.002, Fig. 4C). In all groups except the control group (Pla), VO2max was greater at 8 weeks compared to baseline. Likewise, O2 pulse.
Double-blindRCTCpositiven=1470% confidence2014The TAB condition produced a significantly higher VO_2 (33.1±1.5 v. 27.2±1.6 ml/kg/min; P<0.01)
MD 5.9Main outcomeOpen-labelCompleters onlyBorderline p-value - →Fat Burning IncreaseCertaintyMediumSourceClinical3 cited studies · 1 other source
A 2025 randomized trial found that fat oxidation increased progressively as the number of Tabata cycles in a training set increased. In another 2025 trial, fat oxidation was higher in the fasting condition, with the largest difference at 60 s (1.05 ± 0.18 vs. 0.61 ± 0.07 g/min). These findings concern fat oxidation during exercise, not changes in body fat.
What the sources found
4 positive · 0 neutral · 0 negativeconfidence 59/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Rating adjusted
Lowered from High to Medium after checking study quality: journal, risk of bias, trial size and design.
Who was studied
- Healthy people and patients
- Obesity
Where the evidence comes from
- Article3
- Community reports1
Protocol behind this outcome
3 protocolsMeasuredWhat the studies reporting this result did.
- Intensity
- High
- Format
- Individual
- Supervision
- Instructor-led
Single sessions · 0 repeated-course and 3 single-session protocols
What worked in trials3 trials and meta-analyses
Randomized trials and meta-analyses that found this benefit: the smallest and the typical amount. Not a target and not a limit.
Smallest Typical Session 4 min Timing
A trial found it after a single session
Open Fat Burning IncreaseShow studies (4)
RCTCpositiven=3270% confidence2025During the exercise period, there was a significant difference in fat oxidation amount among the three tests (F_2,62=45.8, p<0.001, p=0.596). As Tabata cycles performed in a single training set increased, a progressive trend in fat oxidation was observed across the three Tests (all p<0.01).
Weak journalMain outcomeOpen-labelRCTCpositiven=1870% confidence2025Fat oxidation was significantly higher in the fasting condition at all analyzed time points, with the largest difference observed at 60 s (1.05 ± 0.18 vs. 0.61 ± 0.07 g/min, p < 0.001).
MD 0.44 [0.37, 0.5]Weak journalMain outcomeOpen-labelRCTCpositiven=1570% confidence2024During both the exercise and recovery phases, the Tabata group exhibited a significantly higher fat oxidation rate of (0.27 ± 0.03 g/min) compared to the HIIT group (0.20 ± 0.04 g/min, p<0.05) and the MICT group (0.20 ± 0.03g/min, p<0.001).
MD 0.07Weak journalMain outcomeOpen-labelBorderline p-valueCommunity reportsmoderate effectpositive25% confidenceThis effect was mentioned in 2 of 216 Reddit reports discussing it.
2 mentions
Low probability(23)
- →Resting Heart Rate ImprovementCertaintyLowSourceRCTLarge effect3 cited studies · 1 other source
A 2023 randomized trial of 122 participants found lower resting heart rate (d = −1.82, 95% CI: −2.23 to −1.37). Studies disagree: a separate 2023 trial found lower resting heart rate after 8 weeks in the NaC group than at baseline, while a 2025 trial found no statistically significant effect (P=.222).
What the sources found
3 positive · 1 neutral · 0 negativeconfidence 69/100
How big is the effect
Large effectA big difference on average. Check how strong the evidence is.
Who was studied
- Healthy people and patients
- Overweight
Where the evidence comes from
- Article3
- Expert opinion1
Protocol behind this outcome
2 protocolsMeasuredWhat the studies reporting this result did.
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
What worked in trials2 trials and meta-analyses
Randomized trials and meta-analyses that found this benefit: the smallest and the typical amount. Not a target and not a limit.
Smallest Typical Session 19 min 20 min How often 2×/week 2.5×/week Per week 40 min 49 min Timing
Trials that found it ran as little as 8 weeks, typically 10
Open Resting Heart Rate ImprovementShow studies (4)
RCTBpositiven=12280% confidence2023resting heart rate (p < 0.001, d = −1.82, 95% CI: −2.23 to −1.37)
SMD -1.82 [-2.23, -1.37]Large effectWeak journalBlinded assessorInactive controlAllocation not hiddenCompleters onlyLikely overstatedRCTCpositiven=4870% confidence2023Following 8 weeks, a significant main effect for time was noted for RHR (P<0.04) and MVO2 (P<0.03) at 5-min post-test at 8 weeks, with values being significantly lower in the NaC group in comparison to baseline (0 weeks).
Double-blindRCTCneutraln=1575% confidence2025Resting heart rate (bpm): F=1.660, P=.222, η²=.122
Open-labelInactive controlExpert opinionpositive50% confidenceRegular high-intensity interval training improves cardiovascular fitness, leading to a reduction in resting heart rate.
Expert knowledge synthesis - →HDL Cholesterol IncreaseCertaintyLowSourceRCTLarge effect1 cited study
A 2023 randomized trial of 122 healthy participants found higher HDL cholesterol, with a large effect (d = 1.04, 95% CI: 0.65 to 1.42).
What the sources found
1 positive · 0 neutral · 0 negativeconfidence 75/100
How big is the effect
Large effectA big difference on average. Check how strong the evidence is.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
19 min · 3×/week
- Course
- 12 weeks
- Per week
- 57 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open HDL Cholesterol IncreaseShow studies (1)
RCTBpositiven=12275% confidence2023high-density lipoprotein (HDL) (p < 0.001, d = 1.04, 95% CI: 0.65 to 1.42)
SMD 1.04 [0.65, 1.42]Large effectWeak journalBlinded assessorInactive controlAllocation not hiddenCompleters onlyLikely overstated - →Insulin Sensitivity ImprovementCertaintyLowSourceRCTSmall effect2 cited studies · 1 other source
A 2023 randomized trial of 122 participants found a small effect on HOMA-IR (d = −0.42, 95% CI: −0.78 to −0.05). A 2025 quasi-experimental study also found a decrease in HOMA-IR of 1.52 units (95% CI = −2.06 to −0.98).
What the sources found
3 positive · 0 neutral · 0 negativeconfidence 57/100
How big is the effect
Small effectA small but noticeable difference on average.
Who was studied
- Healthy people and patients
- Obesity
Where the evidence comes from
- Article2
- Expert opinion1
Protocol behind this outcome
2 protocolsMeasuredWhat the studies reporting this result did.
40 min · 3×/week
- Course
- 10 weeks
- Per week
- 119 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Insulin Sensitivity ImprovementShow studies (3)
RCTBpositiven=12260% confidence2023HOMA-IR (p = 0.026, d = −0.42, 95% CI: −0.78 to −0.05)
SMD -0.42 [-0.78, -0.05]Small effectWeak journalBlinded assessorInactive controlAllocation not hiddenCompleters onlyToo small to detect itBorderline p-valueQuasi ExperimentalCpositiven=4060% confidence2025HOMA [T = −1.52 (95% CI = −2.06 to −0.98; p < 0.001)]
MD -1.52 [-2.06, -0.98]Top journalOpen-labelCompleters onlyExpert opinionpositive50% confidenceHigh-intensity interval training, including Tabata, may be effective for improving insulin sensitivity in both healthy individuals and those with metabolic disorders.
Expert knowledge synthesis - →Cholesterol Level ReductionCertaintyLowSourceRCTModerate effect1 cited study
A 2023 randomized trial of 122 healthy participants found lower total cholesterol, with a moderate effect (d = −0.64, 95% CI: −1.00 to −0.26).
What the sources found
1 positive · 0 neutral · 0 negativeconfidence 70/100
How big is the effect
Moderate effectA clear difference on average.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
19 min · 3×/week
- Course
- 12 weeks
- Per week
- 57 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Cholesterol Level ReductionShow studies (1)
RCTBpositiven=12270% confidence2023total cholesterol (p = 0.001, d = −0.64, 95% CI: −1.00 to −0.26)
SMD -0.64 [-1, -0.26]Moderate effectWeak journalBlinded assessorInactive controlAllocation not hiddenCompleters only - →Fatigue ReductionCertaintyLowSourceClinical3 cited studies
In a quasi-experimental study, tiredness scores were lower after the intervention than before it. Studies disagree: a randomized trial found no statistically significant change in the RAST fatigue index (F=1.105, P=.314, η²=.084).
What the sources found
1 positive · 2 neutral · 0 negativeconfidence 70/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people and patients
Where the evidence comes from
- Article3
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
30 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
Single sessions · 0 repeated-course and 1 single-session protocols
Trials that found no benefit ran2 trials and meta-analyses
Smallest Typical How often 2×/week 2.5×/week Course 6 weeks 7 weeks Open Fatigue ReductionShow studies (3)
RCTCneutraln=3075% confidence2025no statistically significant difference was observed in ... FI (F = 0.138, p = 0.71, ηp2 = 0.005, trivial effect)
Weak journalBlinded assessorRCTCneutraln=1575% confidence2025RAST fatigue index (s): F=1.105, P=.314, η²=.084
Open-labelInactive controlQuasi ExperimentalCpositiven=2860% confidence2023tiredness showed statistical significance for the main effect of time [F (1, 26) = 14.513, p < 0.001], revealing that the values were lower in the post-test measures compared to those of the pre-test
Low-quality journalOpen-labelNo control group - →Body Composition ImprovementCertaintyLowSourceClinical3 cited studies · 1 other source
A 2025 randomized trial of 64 participants found lower BMI and fat content in the experimental group than in the control group; the reported BMI difference was −1.2 kg/m². A 2020 trial found a decrease in percent body fat from 14.44 ± 3.33% to 13.61 ± 3.16%.
What the sources found
3 positive · 1 neutral · 0 negativeconfidence 55/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Rating adjusted
Lowered from Medium to Low after checking study quality: journal, risk of bias, trial size and design.
Who was studied
- Healthy people
- Obesity
- Overweight
Where the evidence comes from
- Article3
- Community reports1
Protocol behind this outcome
2 protocolsMeasuredWhat the studies reporting this result did.
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
What worked in trials2 trials and meta-analyses
Randomized trials and meta-analyses that found this benefit: the smallest and the typical amount. Not a target and not a limit.
Smallest Typical Session 30 min 45 min How often 2×/week 2.5×/week Per week 90 min 105 min Timing
Trials that found it typically ran 8 weeks
Open Body Composition ImprovementShow studies (4)
RCTCpositiven=6470% confidence2025The experimental group had significantly lower BMI and fat content than the control group (P < 0.05).
MD -1.2Top journalSham-controlledNo control groupCompleters onlyBorderline p-valueRCTCpositiven=2560% confidence2020reduction in percent body fat (PRE: 14.44 ± 3.33%; POST: 13.61 ± 3.16%; p < 0.05)
MD -0.83Trivial effectLow-quality journalOpen-labelNo control groupCompleters onlyBorderline p-valueQuasi ExperimentalCneutraln=1840% confidence2025The only significant difference was found in visceral fat, with a group effect (F = 5.66, p = 0.030, η²_p = 0.261), probably attributable to initial differences between the group of dancers and sedentary individuals.
Weak journalOpen-labelNo control groupCompleters onlyCommunity reportsmoderate effectpositive50% confidenceThis effect was mentioned in 11 of 256 community reports discussing it (Reddit 9, Hacker News 2).
11 mentions - →Respiratory Health SupportCertaintyLowSourceClinical1 cited study
A 2025 randomized trial of 15 participants reported an effect on FEV1 % (F=6.209, P=.028, η²=.341).
What the sources found
1 positive · 0 neutral · 0 negativeconfidence 75/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- People with a condition
Where the evidence comes from
- Article1
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
2×/week
- Course
- 8 weeks
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Respiratory Health SupportShow studies (1)
RCTCpositiven=1575% confidence2025FEV1 %: F=6.209, P=.028, η²=.341
Open-labelInactive control - →Cardiovascular Health SupportCertaintyLowSourceClinical1 cited study · 2 other sources
In a 2023 randomized trial of 48 people with overweight, resting heart rate and MVO2 measured 5-min after exercise were lower after 8 weeks in the NaC group than at baseline.
What the sources found
3 positive · 0 neutral · 0 negativeconfidence 57/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- People with a condition
- Overweight
Where the evidence comes from
- Article1
- Expert opinion1
- Community reports1
Protocol behind this outcome
3 protocolsMeasuredWhat the studies reporting this result did.
12 min · 2×/week
- Course
- 8 weeks
- Per week
- 40 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
Courses and single sessions · 2 repeated-course and 1 single-session protocols
Open Cardiovascular Health SupportShow studies (3)
RCTCpositiven=4870% confidence2023Following 8 weeks, a significant main effect for time was noted for RHR (P<0.04) and MVO2 (P<0.03) at 5-min post-test at 8 weeks, with values being significantly lower in the NaC group in comparison to baseline (0 weeks).
Double-blindExpert opinionpositive50% confidenceHIIT protocols like Tabata are recommended for improving cardiovascular health due to improvements in VO2 max and endothelial function.
Expert knowledge synthesisCommunity reportsmoderate effectpositive50% confidenceThis effect was mentioned in 11 of 258 community reports discussing it (Reddit 7, Hacker News 2, YouTube 2).
11 mentions - →Reaction Speed IncreaseCertaintyLowSourceClinical1 cited study
A randomized trial in 64 people with overweight found shorter GO response times, including in consistent and inconsistent conditions, in the experimental group than in the control group.
What the sources found
1 positive · 0 neutral · 0 negativeconfidence 70/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
- Overweight
Where the evidence comes from
- Article1
Protocol behind this outcome
2 protocolsMeasuredWhat the studies reporting this result did.
30 min · 3×/week
- Course
- 4 weeks
- Per week
- 90 min
- Intensity
- Moderate
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Reaction Speed IncreaseShow studies (1)
RCTCpositiven=6470% confidence2025The GO response time, consistent and inconsistent condition response times of the experimental group were significantly shorter than those of the control group (P < 0.05).
Top journalMain outcomeSham-controlledNo control groupCompleters only - →Balance ImprovementCertaintyLowSourceClinical1 cited study
A 2021 randomized trial of 48 healthy participants found a time-by-group interaction on the Y-balance test composite score (F = 6.497, p = 0.014).
What the sources found
1 positive · 0 neutral · 0 negativeconfidence 70/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
40 min · 2×/week
- Course
- 10 weeks
- Per week
- 80 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Balance ImprovementShow studies (1)
RCTCpositiven=4870% confidence2021The Y-balance test of composite score showed an interaction between time and group (F = 6.497, p = 0.014)
Low-quality journalMain outcomeOpen-labelCompleters only - →Mood ImprovementCertaintyLowSourceClinical1 cited study · 1 other source
A 2023 quasi-experimental study of 28 healthy participants found lower confusion scores after the intervention than before it; this finding concerns confusion rather than mood overall.
What the sources found
2 positive · 0 neutral · 0 negativeconfidence 55/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
- Community reports1
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
30 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
Single sessions · 0 repeated-course and 1 single-session protocols
Open Mood ImprovementShow studies (2)
Quasi ExperimentalCpositiven=2860% confidence2023confusion showed a statistically significant main effect of time [F (1, 26) = 5.534, p = 0.026], with the pre-test confusion values being higher for both groups than those of the post-test ones
Low-quality journalOpen-labelNo control groupCommunity reportsmoderate effectpositive50% confidenceThis effect was mentioned in 10 of 216 Reddit reports discussing it.
10 mentions - →Anxiety ReductionCertaintyLowSourceClinical2 cited studies · 1 other source
A 2025 quasi-experimental study of 18 dancers found decreased trait anxiety. In a separate 2023 study, tension scores decreased from before to after the intervention in both groups.
What the sources found
3 positive · 0 neutral · 0 negativeconfidence 47/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Rating adjusted
Lowered from Medium to Low after checking study quality: journal, risk of bias, trial size and design.
Who was studied
- Healthy people
Where the evidence comes from
- Article2
- Community reports1
Protocol behind this outcome
2 protocolsMeasuredWhat the studies reporting this result did.
30 min · 3×/week
- Course
- 10 weeks
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
Courses and single sessions · 1 repeated-course and 1 single-session protocols
Open Anxiety ReductionShow studies (3)
Quasi ExperimentalCpositiven=2860% confidence2023significant main effect of time for tension [F (1, 26) = 90.374, p < 0.001], with the values decreasing for both groups in the post-test compared to the pre-test values
Low-quality journalOpen-labelNo control groupQuasi ExperimentalCpositiven=1855% confidence2025Trait anxiety decreased in dancers (F = 6.30, p = 0.023, η²_p = 0.283)
Weak journalOpen-labelNo control groupCompleters onlyCommunity reportsmoderate effectpositive25% confidenceThis effect was mentioned in 2 of 216 Reddit reports discussing it.
2 mentions - →Liver Health SupportCertaintyLowSourceClinical1 cited study
A 2025 quasi-experimental study of 40 participants with obesity found a decrease in SGOT of 4.51 U/L (95% CI = −5.58 to −3.44).
What the sources found
1 positive · 0 neutral · 0 negativeconfidence 60/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- People with a condition
- Obesity
Where the evidence comes from
- Article1
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
60 min · 3×/week
- Course
- 8 weeks
- Per week
- 180 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Liver Health SupportShow studies (1)
Quasi ExperimentalCpositiven=4060% confidence2025SGOT [T = −4.51 U/L (95% CI = −5.58 to −3.44; p < 0.001)]
MD -4.51 [-5.58, -3.44]Top journalOpen-labelCompleters only - →Inflammation ReductionCertaintyLowSourceClinicalTrivial effectconflicting findingsnot used for recommendations3 cited studies · 1 other source
A quasi-experimental study found a CRP change of −1.38 ng/ml (95% CI = −1.84 to −0.92; p < 0.001), while a randomized trial found a near-zero CRP effect (d = 0.01, 95% CI: −0.36 to 0.37; p = 0.971). The studies therefore disagree about whether Tabata Training affects inflammation markers.
What the sources found
3 positive · 1 neutral · 0 negativeconfidence 58/100
How big is the effect
Trivial effectReal in studies, but too small for most people to notice.
Rating adjusted
Lowered from Medium to Low after checking study quality: journal, risk of bias, trial size and design.
Who was studied
- Healthy people and patients
- Obesity
- Overweight
Where the evidence comes from
- Article3
- Expert opinion1
Protocol behind this outcome
3 protocolsMeasuredWhat the studies reporting this result did.
60 min · 3×/week
- Course
- 8 weeks
- Per week
- 180 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Why it isn't used for recommendations
Best neutral/negative study outranks the best positive study
Open Inflammation ReductionShow studies (4)
RCTBneutraln=12250% confidence2023CRP (mg/L) 0.01% (-0.67% to 0.70%), p = 0.971, d = 0.01 (-0.36 to 0.37)
SMD 0.01 [-0.36, 0.37]Trivial effectWeak journalBlinded assessorInactive controlAllocation not hiddenCompleters onlyToo small to detect itRCTCpositiven=4870% confidence2023Following 8 weeks of treatment, the NLRP3 relative expression was significantly greater in the placebo group (P<0.001) in comparison to baseline. Moreover, NLRP3 relative expression at 8 weeks was significantly greater in the placebo group compared to the Tabata-HIIT+Pla (P=0.007), Tabata-HIIT+NaC (
Main outcomeDouble-blindQuasi ExperimentalCpositiven=4060% confidence2025CRP [T = −1.38 ng/ml (95% CI = −1.84 to −0.92; p < 0.001)]
MD -1.38 [-1.84, -0.92]Top journalOpen-labelCompleters onlyExpert opinionpositive50% confidenceTabata-style training consistently reduces systemic inflammation markers such as CRP and IL-6.
Expert knowledge synthesis - →Cellular Energy SupportCertaintyLowSourceClinical1 cited study · 1 other source
A 2024 randomized trial of 15 participants found a higher overall glucose oxidation rate in the Tabata group (1.67 ± 0.28g/min) than in the HIIT group (1.31 ± 0.22g/min) and the MICT group (0.61 ± 0.06g/min).
What the sources found
2 positive · 0 neutral · 0 negativeconfidence 50/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- People with a condition
Where the evidence comes from
- Article1
- Community reports1
Protocol behind this outcome
2 protocolsMeasuredWhat the studies reporting this result did.
17 min · 3×/week
- Course
- 8 weeks
- Per week
- 90 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
Courses and single sessions · 1 repeated-course and 1 single-session protocols
Timing
A trial found it after a single session
Open Cellular Energy SupportShow studies (2)
RCTCpositiven=1575% confidence2024The overall glucose oxidation rate in the Tabata group (1.67 ± 0.28g/min) was significantly higher than the HIIT group (1.31 ± 0.22g/min) (p<0.01) and the MICT group (0.61 ± 0.06g/min) (p<0.001).
MD 0.36Weak journalMain outcomeOpen-labelBorderline p-valueCommunity reportsmoderate effectpositive25% confidenceThis effect was mentioned in 2 of 216 Reddit reports discussing it.
2 mentions - →Blood Glucose Level SupportCertaintyLowSourceClinicalSmall effectconflicting findingsnot used for recommendations3 cited studies · 1 other source
A quasi-experimental study in people with obesity found fasting blood sugar (FBS) lower by 15.2 mg/dl (95% CI = −20.25 to −10.14; p < 0.001). Studies disagree: a randomized trial found no statistically significant change in fasting plasma glucose (FPG) (−0.38%, 95% CI: −1.08% to 0.33%; p = 0.291).
What the sources found
2 positive · 2 neutral · 0 negativeconfidence 53/100
How big is the effect
Small effectA small but noticeable difference on average.
Who was studied
- Healthy people and patients
- Obesity
Where the evidence comes from
- Article3
- Expert opinion1
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
60 min · 3×/week
- Course
- 8 weeks
- Per week
- 180 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Trials that found no benefit ran2 trials and meta-analyses
Smallest Typical Session 15 min 17 min Why it isn't used for recommendations
Best neutral/negative study outranks the best positive study
Open Blood Glucose Level SupportShow studies (4)
RCTBneutraln=12250% confidence2023FPG (mmol/L) -0.38% (-1.08% to 0.33%), p = 0.291, d = -0.20 (-0.56 to 0.17)
SMD -0.2 [-0.56, 0.17]Small effectWeak journalBlinded assessorInactive controlAllocation not hiddenCompleters onlyToo small to detect itRCTCneutraln=1550% confidence2016AUC for neither glucose nor insulin were significantly impacted (see Table 2).
MD -17.8 [-12.9, 48.4]Top journalOpen-labelQuasi ExperimentalCpositiven=4060% confidence2025FBS [T = −15.2 mg/dl (95% CI = −20.25 to −10.14; p < 0.001)]
MD -15.2 [-20.25, -10.14]Top journalOpen-labelCompleters onlyExpert opinionpositive50% confidenceRegular interval exercise can improve glycemic control, although responses vary and glucose-lowering medication may require monitoring.
Expert knowledge synthesis - →Nitric Oxide Production IncreaseCertaintyLowSourceTheoreticalnot used for recommendations1 other source
Intense aerobic intervals are described as increasing nitric oxide bioavailability, which can enhance vasodilation and blood flow.
What the sources found
1 positive · 0 neutral · 0 negativeconfidence 50/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Where the evidence comes from
- Expert opinion1
Why it isn't used for recommendations
No supporting study on file
Open Nitric Oxide Production IncreaseShow studies (1)
Expert opinionpositive50% confidenceIntense aerobic intervals increase nitric oxide bioavailability, enhancing vasodilation and blood flow.
Expert knowledge synthesis - →Autophagy SupportCertaintyLowSourceTheoreticallong-termnot used for recommendations1 other source
High-intensity exercise such as Tabata is described as activating autophagy pathways, which are linked in this explanation to cellular repair and longevity.
What the sources found
1 positive · 0 neutral · 0 negativeconfidence 50/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Where the evidence comes from
- Expert opinion1
Why it isn't used for recommendations
No supporting study on file
Open Autophagy SupportShow studies (1)
Expert opinionpositive50% confidenceHigh-intensity exercise such as Tabata activates autophagy pathways, contributing to cellular repair and longevity.
Expert knowledge synthesis - →Mitochondrial Function SupportCertaintyLowSourceTheoreticalnot used for recommendations1 other source
Tabata training is described as stimulating mitochondrial biogenesis in skeletal muscle through PGC-1α activation.
What the sources found
1 positive · 0 neutral · 0 negativeconfidence 50/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Where the evidence comes from
- Expert opinion1
Why it isn't used for recommendations
No supporting study on file
Open Mitochondrial Function SupportShow studies (1)
Expert opinionpositive50% confidenceTabata training potently stimulates mitochondrial biogenesis in skeletal muscle via PGC-1α activation.
Expert knowledge synthesis - →Physical Energy IncreaseCertaintyLowSourceTheoreticalnot used for recommendations1 cited study · 1 other source
Studies did not support an increase in physical energy. A 2023 quasi-experimental study of 28 healthy participants reported a level-by-time interaction for vigor (p = 0.006).
What the sources found
1 positive · 1 neutral · 0 negativeconfidence 55/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
- Community reports1
Why it isn't used for recommendations
Studied, with no positive result
Open Physical Energy IncreaseShow studies (2)
Quasi ExperimentalCneutraln=2860% confidence2023vigor showed a level by time interaction of p = 0.006
Low-quality journalOpen-labelNo control groupCommunity reportsmoderate effectpositive50% confidenceThis effect was mentioned in 15 of 216 Reddit reports discussing it.
15 mentions - →Concentration ImprovementCertaintyLowSourceTheoreticalnot used for recommendations1 cited study · 1 other source
Studies did not support a concentration benefit. A 2023 quasi-experimental study found Concentration Grid Test scores were higher for HF (10.5 ± 3.6) than LF (8.6 ± 3.6) (p = 0.05).
What the sources found
1 positive · 1 neutral · 0 negativeconfidence 50/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
- Community reports1
Why it isn't used for recommendations
Studied, with no positive result
Open Concentration ImprovementShow studies (2)
Quasi ExperimentalCneutraln=2860% confidence2023The Concentration Grid Test was better overall for HF (10.5 ± 3.6) vs. LF (8.6 ± 3.6) (p = 0.05)
Low-quality journalOpen-labelNo control groupCommunity reportsdramatic effectpositive40% confidenceThis effect was mentioned in 5 of 216 Reddit reports discussing it.
5 mentions - →Physical FunctionCertaintyLowSourceTheoreticalnot used for recommendations1 cited study · 1 other source
Studies did not support an improvement in physical function. A 2020 quasi-experimental study of 58 participants found no improvement in anaerobic performance on the vertical jump and shuttle run tests.
What the sources found
1 positive · 1 neutral · 0 negativeconfidence 45/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
- Community reports1
Why it isn't used for recommendations
Studied, with no positive result
Open Physical FunctionShow studies (2)
Quasi ExperimentalCneutraln=5840% confidence2020We also found no improvements in anaerobic performance based on the results of the vertical jump test (power of lower limbs) and shuttle run test (agility).
Low-quality journalOpen-labelNo control groupCompleters only26% dropped outCommunity reportsmoderate effectpositive50% confidenceThis effect was mentioned in 8 of 216 Reddit reports discussing it.
8 mentions - →Cognitive Function ImprovementCertaintyLowSourceTheoreticalnot used for recommendations1 cited study · 1 other source
The proposed cognitive-function benefit is theoretical; no human study findings establish it.
What the sources found
1 positive · 1 neutral · 0 negativeconfidence 40/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
- Community reports1
Why it isn't used for recommendations
Studied, with no positive result
Open Cognitive Function ImprovementShow studies (2)
RCTCneutraln=4245% confidence2023The ANOVA for RT and ACC showed that there was no significant condition × time × group interaction for both RT and ACC in the Stroop task (F(2,82) = 0.762, p = 0.474, partial η2 = 0.038, Bonferroni-corrected; F(2,82) = 2.104, p = 0.136, partial η2 = 0.097, Bonferroni-corrected, respectively).
Weak journalMain outcomeOpen-labelCommunity reportsstrong effectpositive35% confidenceThis effect was mentioned in 4 of 216 Reddit reports discussing it.
4 mentions
Very low probability(4)
- →Triglyceride Level ReductionCertaintyVery lowSourceRCTSmall effectnot used for recommendations1 cited study
Studies did not support a reduction in triglycerides: a 2023 randomized trial found a change of −1.91% (95% CI: −3.93% to 0.12%), which was not statistically significant (p = 0.065).
What the sources found
0 positive · 1 neutral · 0 negativeconfidence 55/100
How big is the effect
Small effectA small but noticeable difference on average.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
Why it isn't used for recommendations
Studied, with no positive result
Open Triglyceride Level ReductionShow studies (1)
RCTBneutraln=12255% confidence2023TG (mmol/L) -1.91% (-3.93% to 0.12%), p = 0.065, d = -0.34 (-0.71 to 0.02)
SMD -0.34 [-0.71, 0.02]Small effectWeak journalBlinded assessorInactive controlAllocation not hiddenCompleters onlyToo small to detect it - →Blood Oxygen Saturation ImprovementCertaintyVery lowSourceClinicalnot used for recommendations1 cited study
Studies did not support an improvement in resting oxygen saturation: a 2025 randomized trial of 15 participants found no statistically significant effect (P=.485).
What the sources found
0 positive · 1 neutral · 0 negativeconfidence 75/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- People with a condition
Where the evidence comes from
- Article1
Why it isn't used for recommendations
Studied, with no positive result
Open Blood Oxygen Saturation ImprovementShow studies (1)
RCTCneutraln=1575% confidence2025Resting oxygen saturation (%): F=0.519, P=.485, η²=.041
Open-labelInactive control - →Flexibility ImprovementCertaintyVery lowSourceClinicalnot used for recommendations1 cited study
No human study findings establish that Tabata Training improves flexibility.
What the sources found
0 positive · 1 neutral · 0 negativeconfidence 50/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
Why it isn't used for recommendations
Studied, with no positive result
Open Flexibility ImprovementShow studies (1)
RCTCneutraln=4850% confidence2021The sit and reach showed no interaction effect between time and group (F = 1.509, p = 0.226)
Low-quality journalOpen-labelCompleters only - →Improve Heart Rate Variability (HRV)CertaintyVery lowSourceClinicalnot used for recommendations1 cited study
Studies did not support an improvement in heart rate variability: a 2025 quasi-experimental study of 18 dancers and sedentary individuals found no significant changes in the measured heart rate variability indicators.
What the sources found
0 positive · 1 neutral · 0 negativeconfidence 50/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
Why it isn't used for recommendations
Studied, with no positive result
Open Improve Heart Rate Variability (HRV)Show studies (1)
Quasi ExperimentalCneutraln=1850% confidence2025no significant changes were observed in any of the indicators of heart rate variability (HRV) in dancers or sedentary individuals (Table 6). Variables such as RR, SDNN, RMSSD, pNN50, absolute HF, and the LF/HF ratio showed no time, group, or interaction effects (p > 0.05)
Weak journalOpen-labelNo control groupCompleters only
1 more mentioned only by users
What to expect
What is observed depends on the outcome: some measures have been reported after a single session, while most changes were assessed at the end of training programmes lasting several weeks. These trial timelines describe when outcomes were measured, not when an individual should expect a result. Reported harms also vary in timing.
Conditions it's used for
Complaints and diagnoses people take it for6 listedMost likely to help, from the evidence we have
- →ObesityCertaintyMediumSourceRCT8 cited studies
A subgroup analysis in a randomized controlled trial found significant decreases in weight, BMI, WC, FM, LDL, TG, TC, and HbA1c among 122 overweight/obese participants; reported effect sizes were d = -2.19 for weight/BMI, d = -1.51 for LDL, and d = -1.42 for TC. In another randomized controlled trial, 12-week Tabata-style HIIT improved blood glucose, lipid profile, and SOD activity in overweight and obese adults with BMI ≥ 23 kg/m^2.
How big is the effect
No study gave a number we could compare, so the size is not known.
Rating adjusted
Lowered from High to Medium after checking study quality: journal, risk of bias, trial size and design.
Who was studied
- Healthy people and patients
- Obesity
Protocol behind this outcome
8 protocolsMeasuredWhat the studies reporting this result did.
26 min · 3×/week
- Course
- 12 weeks
- Per week
- 96 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
Courses and single sessions · 7 repeated-course and 1 single-session protocols
Open ObesityShow studies (8)
RCTBn=12270% confidence2023Subgroup analysis showed significant decreases in weight, BMI, WC, FM, LDL, TG, TC, and HbA1c in overweight/obese participants, with large effect sizes (d = -2.19 for weight/BMI, d = -1.51 for LDL, d = -1.42 for TC).
SMD -2.19Large effectWeak journalBlinded assessorInactive controlAllocation not hiddenCompleters onlyLikely overstatedRCTCn=7260% confidence202512-week Tabata-style HIIT improved blood glucose, lipid profile (TC, HDLC, TC/HDLC ratio), and SOD activity in overweight and obese adults (BMI ≥ 23 kg/m^2).
Weak journalOpen-labelInactive controlAllocation not hiddenCompleters onlyRCTCn=4475% confidence2025Hepatokines modulation in obesity: which exercise training model is better in men with obesity?
12-week RCT showing significant reductions in weight, BMI, body fat percentage, and several hepatokines (fetuin-B, FGF-21, FGL-1, selenoprotein P) in obese men.
Weak journalBlinded assessorNo control groupRCTCn=3670% confidence2025RCT showing improvements in WHR, muscle mass, muscle thickness, strength, endurance, and VO2peak in overweight and obese participants after 12 weeks of modified Tabata training.
Weak journalOpen-labelInactive controlAllocation not hiddenCompleters onlyRCTCn=3270% confidence2025Acute crossover study in 32 overweight/obese male university students showing two Tabata cycles maximize fat oxidation during recovery, proposed as an efficient short-term weight loss protocol.
Weak journalOpen-label+2 more in SourcesRCTCn=2555% confidence2020The study showed significant reductions in body weight, fat mass, percent body fat, and BMI in the training group. The authors suggest the protocol may be useful in the prevention or treatment of obesity.
Low-quality journalOpen-labelNo control groupCompleters only - →OverweightCertaintyMediumSourceClinical3 cited studies
An RCT in 64 overweight female college students found improved inhibitory function and body composition with HIIT. In an 8-week RCT in 48 overweight older women, Tabata-style HIIT improved body-composition measures and cardiorespiratory measures, including VO2max, O2 pulse, MVO2, SBP, and HR.
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people and patients
- Overweight
Protocol behind this outcome
2 protocolsMeasuredWhat the studies reporting this result did.
25 min · 2.5×/week
- Course
- 8 weeks
- Per week
- 65 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open OverweightShow studies (3)
RCTCn=6470% confidence2025RCT showing HIIT improved inhibitory function and body composition in overweight female college students.
Top journalSham-controlledNo control groupCompleters onlyRCTCn=4870% confidence20238 weeks of Tabata-HIIT improved body composition (PBF, BAI, WHR) and cardiorespiratory hemodynamics (VO2max, O2 pulse, MVO2, SBP, HR) in overweight elderly women.
Double-blindQuasi ExperimentalCno effectn=7340% confidence2021The study found that adolescents with BMI >25 kg/m² had the highest percentage (42.86%) of no positive change in PEI after the Tabata programme, suggesting they may be less likely to benefit.
Low-quality journalOpen-labelNo control group
Low probability(3)
- →Metabolic SyndromeCertaintyLowSourceRCT1 cited study
In a randomized controlled trial of 122 participants, the intervention improved multiple components of metabolic syndrome, including SBP, HDL, LDL, TC, fasting insulin, and HOMA-IR.
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
19 min · 3×/week
- Course
- 12 weeks
- Per week
- 57 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Metabolic SyndromeShow studies (1)
RCTBn=12260% confidence2023The intervention improved multiple MetS components including SBP, HDL, LDL, TC, fasting insulin, and HOMA-IR in the overall sample.
Weak journalBlinded assessorInactive controlAllocation not hiddenCompleters only - →Diabetes Type 2CertaintyLowSourceTheoreticalnot used for recommendations1 other source
Expert guidance describes HIIT such as Tabata as improving glycemic control, insulin sensitivity, and cardiovascular risk factors in people with type 2 diabetes, and as being used as part of management.
How big is the effect
No study gave a number we could compare, so the size is not known.
Where the evidence comes from
- Expert opinion
Why it isn't used for recommendations
No supporting study on file
Open Diabetes Type 2Show studies (1)
Expert opinion50% confidenceHIIT like Tabata improves glycemic control, insulin sensitivity, and cardiovascular risk factors in type 2 diabetes, and is used as part of management.
- →PCOS (Polycystic Ovary Syndrome)CertaintyLowSourceTheoreticalnot used for recommendations1 other source
Expert guidance describes high-intensity interval training as improving insulin resistance, body composition, and cardiorespiratory fitness in women with PCOS.
How big is the effect
No study gave a number we could compare, so the size is not known.
Where the evidence comes from
- Expert opinion
Why it isn't used for recommendations
No supporting study on file
Open PCOS (Polycystic Ovary Syndrome)Show studies (1)
Expert opinion50% confidenceHigh-intensity interval training improves insulin resistance, body composition, and cardiorespiratory fitness in women with PCOS.
Very low probability(1)
- →UnderweightCertaintyVery lowSourceClinicalnot used for recommendations1 cited study
A quasi-experimental study in 58 underweight adolescents found no significant changes in body composition; this was considered a positive pattern because weight reduction is not desirable for this group.
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
Why it isn't used for recommendations
Studied, with no positive result
Open UnderweightShow studies (1)
Quasi ExperimentalCno effectn=5860% confidence2020No significant changes in body composition in underweight adolescents, which is considered a positive pattern as weight reduction is not desirable for this group.
Low-quality journalOpen-labelNo control groupCompleters only26% dropped out
Studied only as cardio in general, not tested in tabata training yet
These results come from studies of cardio as a whole. No study of tabata training has looked at them yet.
Antidepressant Effect (Medium · 25 trials) · Sleep Quality Improvement (Medium · 14 trials) · Parkinson's Disease (Medium · 8 trials) · Memory Improvement (Medium · 6 trials) · Working Memory Improvement (Medium · 6 trials) · Chronic Pain Reduction (Medium · 6 trials) · and 12 more
Side effects
9 listedHighest probability
- →Mood SwingsCertaintyLowSourceClinical1 cited study
In a quasi-experimental study of 28 healthy participants, affect ratings declined over the exercise session, including after the last round (M = 2.07, SD = 1.7 vs. M = 0.43, SD = 3.1, p = 0.018).
What the sources found
0 not observed · 0 unclear · 1 reportedconfidence 60/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
30 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
Single sessions · 0 repeated-course and 1 single-session protocols
Open Mood SwingsShow studies (1)
Quasi ExperimentalCnegativen=2860% confidence2023FS ratings decreased over time during exercise... showing a decline of affect after the last round (M = 2.07, SD = 1.7 vs. M = 0.43, SD = 3.1, p = 0.018)
Low-quality journalOpen-labelNo control group - →DizzinessCertaintyLowSourceClinical1 cited study · 1 other source
An RCT involving 36 people with Obesity recorded dizziness in 2025.
What the sources found
0 not observed · 0 unclear · 2 reportedconfidence 49/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- People with a condition
- Obesity
Where the evidence comes from
- Article1
- Community reports1
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
32 min · 3×/week
- Course
- 12 weeks
- Per week
- 96 min
- Intensity
- High
- Format
- Individual
- Supervision
- Self-guided
A repeated course
Open DizzinessShow studies (2)
RCTCnegativen=3647% confidence2025dizziness
Weak journalOpen-labelInactive controlAllocation not hiddenCompleters onlyCommunity reportsnegative50% confidenceThis effect was mentioned in 7 of 216 Reddit reports discussing it.
- →Blood Sugar DecreaseCertaintyLowSourceClinical1 cited study
An RCT of 122 healthy participants recorded hypoglycemia during the first session in 2023.
What the sources found
0 not observed · 0 unclear · 1 reportedconfidence 45/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- Healthy people
Where the evidence comes from
- Article1
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
19 min · 3×/week
- Course
- 12 weeks
- Per week
- 57 min
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Blood Sugar DecreaseShow studies (1)
RCTBnegativen=12245% confidence2023Hypoglycemia during first session
Weak journalBlinded assessorInactive controlAllocation not hiddenCompleters only - →Muscle CrampsCertaintyLowSourceClinical1 cited study
An RCT involving 36 people with Obesity recorded leg muscle cramps in 2025.
What the sources found
0 not observed · 0 unclear · 1 reportedconfidence 47/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Who was studied
- People with a condition
- Obesity
Where the evidence comes from
- Article1
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
32 min · 3×/week
- Course
- 12 weeks
- Per week
- 96 min
- Intensity
- High
- Format
- Individual
- Supervision
- Self-guided
A repeated course
Open Muscle CrampsShow studies (1)
RCTCnegativen=3647% confidence2025leg muscle cramps
Weak journalOpen-labelInactive controlAllocation not hiddenCompleters only - →Muscle Breakdown (Rhabdomyolysis)CertaintyLowSourceReference knowledge1 other source
Unaccustomed or excessively intense interval exercise can rarely cause severe muscle breakdown and rhabdomyolysis.
What the sources found
0 not observed · 0 unclear · 1 reportedconfidence 72/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Where the evidence comes from
- Reference knowledge1
Open Muscle Breakdown (Rhabdomyolysis)Show studies (1)
Reference knowledgenegative72% confidenceUnaccustomed or excessively intense interval exercise can rarely cause severe muscle breakdown and rhabdomyolysis.
- →Injury Risk IncreaseCertaintyLowSourceReference knowledge2 other sources
High intensity and rapid transitions can cause acute musculoskeletal injuries, particularly in people unaccustomed to vigorous exercise or using poor technique.
What the sources found
0 not observed · 0 unclear · 2 reportedconfidence 59/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Where the evidence comes from
- Community reports1
- Reference knowledge1
Open Injury Risk IncreaseShow studies (2)
Reference knowledgenegative68% confidenceThe high intensity and rapid transitions can cause acute musculoskeletal injury, particularly when the participant is unaccustomed to vigorous exercise or uses poor technique.
Community reportsnegative50% confidenceThis effect was mentioned in 10 of 216 Reddit reports discussing it.
- →NauseaCertaintyLowSourceReference knowledge2 other sources
Transient nausea can occur during or shortly after near-maximal intervals.
What the sources found
0 not observed · 0 unclear · 2 reportedconfidence 55/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Where the evidence comes from
- Community reports1
- Reference knowledge1
Open NauseaShow studies (2)
Reference knowledgenegative60% confidenceTransient nausea can occur during or shortly after near-maximal intervals.
Community reportsnegative50% confidenceThis effect was mentioned in 14 of 269 community reports discussing it (Reddit 9, Hacker News 3, Bluesky 2).
Low probability(2)
- →Heart Rhythm DisturbanceCertaintyLowSourceReference knowledge1 other source
Tabata can trigger atrial fibrillation or ventricular ectopy in susceptible individuals, associated with an extreme sympathetic surge.
What the sources found
0 not observed · 0 unclear · 1 reportedconfidence 60/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Where the evidence comes from
- Reference knowledge1
Open Heart Rhythm DisturbanceShow studies (1)
Reference knowledgenegative60% confidenceTabata can trigger atrial fibrillation or ventricular ectopy in susceptible individuals due to extreme sympathetic surge.
- →Fainting (Syncope)CertaintyLowSourceReference knowledge2 other sources
Post-exercise hypotension and autonomic instability after intense intervals can lead to vasovagal syncope.
What the sources found
0 not observed · 0 unclear · 2 reportedconfidence 40/100
How big is the effect
No study gave a number we could compare, so the size is not known.
Where the evidence comes from
- Community reports1
- Reference knowledge1
Open Fainting (Syncope)Show studies (2)
Reference knowledgenegative55% confidencePost-exercise hypotension and autonomic instability after intense intervals can lead to vasovagal syncope.
Community reportsnegative25% confidenceThis effect was mentioned in 2 of 216 Reddit reports discussing it.
Don't do it if
When to skip it or get medical advice first8 listedHighest probability
- →Acute InjuryCertaintyLowSourceReference knowledgeTheoretical
Explosive, high-intensity movements on an acute musculoskeletal injury can worsen tissue damage and delay healing.
Where the evidence comes from
- Reference knowledge
Confidence
confidence 80/100
Open Acute InjuryRationale
Performing explosive, high-intensity movements on an acute musculoskeletal injury can worsen tissue damage and delay healing.
- →AnginaCertaintyLowSourceReference knowledgeTheoretical
Active or unstable chest pain may signal inadequate coronary blood flow, while all-out intervals sharply increase cardiac demand. Tabata should wait until the chest pain has been medically assessed and the condition stabilized.
Where the evidence comes from
- Reference knowledge
Confidence
confidence 82/100
Open AnginaRationale
Active or unstable chest pain can indicate inadequate coronary blood flow; all-out intervals sharply increase cardiac demand and should be avoided until medically assessed and stabilized.
- →Heart Failure (CHF)CertaintyLowSourceReference knowledgeTheoretical
Decompensated or symptomatic heart failure can limit the heart’s ability to meet the abrupt demand of maximal intervals. Vigorous training should wait until the condition is stabilized and a clinician has advised on exercise.
Where the evidence comes from
- Reference knowledge
Confidence
confidence 80/100
Open Heart Failure (CHF)Rationale
Decompensated or symptomatic heart failure limits the ability to meet the abrupt high cardiac demand of maximal intervals; vigorous training should wait until the condition is stabilized and a clinician has advised on exercise.
- →Recent Heart Attack (MI)CertaintyLowSourceReference knowledgeTheoretical
In the period following a heart attack, maximal exertion can trigger myocardial ischemia or arrhythmias. Exercise in this period should be medically supervised and graded.
Where the evidence comes from
- Reference knowledge
Confidence
confidence 85/100
Open Recent Heart Attack (MI)Rationale
Maximal exertion can trigger myocardial ischemia or arrhythmias in the period following a heart attack; only medically supervised, graded exercise is appropriate.
- →Heart ArrhythmiaCertaintyLowSourceReference knowledgeTheoretical
Uncontrolled or symptomatic arrhythmias may be aggravated by the extreme sympathetic activation and heart-rate fluctuations during Tabata.
Where the evidence comes from
- Reference knowledge
Confidence
confidence 78/100
Open Heart ArrhythmiaRationale
Uncontrolled or symptomatic arrhythmias are exacerbated by the extreme sympathetic activation and heart rate fluctuations during Tabata.
- →Hypertension (High Blood Pressure)CertaintyLowSourceReference knowledgeTheoretical
Severely uncontrolled blood pressure can rise further during maximal exertion. Blood pressure should be assessed and controlled before vigorous intervals.
In the trials
2 trials of this practice also left out people with this condition. That does not show harm.
PubMed links (2)
Where the evidence comes from
- Reference knowledge
Confidence
confidence 78/100
Open Hypertension (High Blood Pressure)Rationale
Severely uncontrolled blood pressure can rise further during maximal exertion; defer vigorous intervals until blood pressure is assessed and controlled.
- →Acute Febrile IllnessCertaintyLowSourceReference knowledgeTheoretical
Fever and systemic illness increase cardiovascular and thermoregulatory strain, which maximal intervals can add to. Tabata should be deferred until recovery.
Where the evidence comes from
- Reference knowledge
Confidence
confidence 76/100
Open Acute Febrile IllnessRationale
Fever and systemic illness increase cardiovascular and thermoregulatory strain; maximal interval exercise can worsen physiologic stress and should be deferred until recovery.
Low probability(1)
- →PregnancyCertaintyLowSourceReference knowledgeTheoretical
High-impact, maximal-intensity exercise like Tabata can increase the risk of falls, abdominal trauma, and excessive cardiovascular stress; moderate-intensity exercise is recommended instead.
In the trials
1 trial of this practice also left out people with this condition. That does not show harm.
PubMed links (1)
Where the evidence comes from
- Reference knowledge
Confidence
confidence 75/100
Open PregnancyRationale
High-impact, maximal-intensity exercise like Tabata increases risk of falls, abdominal trauma, and excessive cardiovascular stress; moderate-intensity exercise is recommended instead.
Who the trials left out
Some trials of this practice did not take people with these conditions, so the studies say less about them. This is not a warning and does not show harm. Ask a clinician first.9 listed- Diabetes (General)left out by 4 trials
PubMed links (4)
- Heart Disease (General)left out by 3 trials
PubMed links (3)
- Allergies (General)left out by 2 trials
PubMed links (2)
PubMed links (2)
Left out by one trial each (5)
- Asthmaleft out by 1 trial
PubMed links (1)
- Cancer (General)left out by 1 trial
PubMed links (1)
- Dyslipidemialeft out by 1 trial
PubMed links (1)
PubMed links (1)
- Thyroid Disease (General)left out by 1 trial
PubMed links (1)
Also listed for cardio in general
Precautions from the Cardio page. They are for cardio as a whole and may not all fit tabata training.
Aortic Aneurysm · Long QT Syndrome · Recent Stroke · Rhabdomyolysis · Unstable Heart Disease (Unstable Angina / Decompensated Heart Failure) · Cardiomyopathy
Interactions
Combine with caution
Highest severity first
- →CaffeineTheoreticalCaution
Combining Caffeine with high-intensity exercise increases the risk of tachycardia, arrhythmias, and hypertension, especially in untrained individuals.
Where the evidence comes from
- Reference knowledge
Confidence
confidence 80/100
Also listed as a synergist — the combination has real benefits, but the risks below apply. Read this entry before combining.
Open Caffeine
Okay to combine with
Highest probability of useful synergy
- →SupplementsCaffeineCertaintyMediumSourceReference knowledgePotentiating
Moderate-dose caffeine can enhance performance and power output during high-intensity intervals while reducing perceived exertion.
Where the evidence comes from
- Reference knowledge
Confidence
confidence 70/100
Also listed as a dangerous interaction — the combination has benefits but carries risk (especially unsupervised). See the dangerous entry for safety information.
Open Caffeine - →SupplementsCreatineCertaintyMediumSourceReference knowledgePotentiating
Creatine may improve performance during repeated Tabata intervals by enhancing phosphocreatine resynthesis.
- →PracticesStrength TrainingCertaintyMediumSourceReference knowledgeComplementary
Combining Tabata with resistance training may support both aerobic and anaerobic adaptations through complementary signaling pathways.
- →PracticesDynamic StretchingCertaintyMediumSourceReference knowledgeComplementary
A progressive warm-up with dynamic movement can prepare the body for vigorous intervals and improve acute exercise performance.
- →SupplementsBeta-AlanineCertaintyMediumSourceReference knowledgePotentiating
Beta-Alanine may support repeated high-intensity efforts such as Tabata by increasing muscle carnosine, which buffers acidity.
- →PracticesZone 2 CardioCertaintyMediumSourceReference knowledgeComplementary
Zone 2 cardio may improve aerobic base and recovery capacity, helping maintain higher-quality Tabata sessions and reducing overtraining risk.
- →PracticesActive RecoveryCertaintyMediumSourceReference knowledgeComplementary
Low-intensity active recovery on rest days may enhance blood flow and reduce muscle soreness without compromising HIIT adaptations.
Weakens or is weakened by
Highest probability
- →PracticesIce Bath / Cold PlungeCertaintyMediumSourceReference knowledgeCompetitive
Cold water immersion immediately after exercise may blunt inflammatory and anabolic signaling, potentially attenuating muscle hypertrophy and strength gains.
Where the evidence comes from
- Reference knowledge
Open Ice Bath / Cold PlungeConfidence
confidence 60/100
- →SupplementsVitamin C (Ascorbic Acid)CertaintyMediumSourceReference knowledgeCompetitive
High-dose Vitamin C may blunt the oxidative signaling involved in mitochondrial and metabolic adaptations to HIIT.
Where the evidence comes from
- Reference knowledge
Open Vitamin C (Ascorbic Acid)Confidence
confidence 55/100
- →SupplementsVitamin ECertaintyMediumSourceReference knowledgeCompetitive
High-dose Vitamin E can interfere with redox-sensitive pathways involved in adaptations to high-intensity exercise.
- →PracticesMeditationCertaintyMediumSourceTheoreticalCompetitive
Meditating immediately after Tabata may affect the shift from sympathetic to parasympathetic activity after exercise, potentially reducing training adaptation.
How it works
The mechanisms this practice works through25 listed · 3 establishedEstablished mechanisms
- Fat oxidationSubstrate metabolismestablished
Fasting state enhances fat oxidation during Tabata exercise through reduced insulin and elevated glucagon levels, promoting adipose tissue lipolysis and increasing free fatty acid availability for oxidation. Lower hepatic glycogen may shift substrate preference toward fat utilization via AMPK activation and greater reliance on mitochondrial β-oxidation.
- Glucose oxidationSubstrate metabolismestablished
Post-breakfast state enhances glucose oxidation during Tabata exercise through elevated glucose and insulin levels, promoting glucose uptake via GLUT4-mediated pathways and increasing glycolytic flux and glycogen breakdown.
- VO2maxCardiorespiratory fitnessestablished
12-week Tabata-style functional HIIT significantly improved both relative and absolute VO2max with large effect sizes (d = 2.53 and 2.24 respectively).
Proposed mechanisms
- Aerobic systemEnergy system contributionproposed
The aerobic system is the predominant energy contributor during 20s:10s HIIE across intensities from 115% to 170% PPO, with higher relative contribution at lower intensities.
- Anaerobic systems (alactic and lactic)Energy system contributionproposed
Anaerobic systems contribute relatively more at higher intensities (170%PPO) compared to lower intensities.
- Body fat percentage and fat massBody compositionproposed
Significant reductions in %BF and FM with moderate effect sizes (d = -1.15 and -1.08 respectively).
- Body weight, BMI, waist-to-hip ratio, body fat percentageBody compositionproposed
Reductions in body weight, BMI, WHR, and body fat percentage in overweight adolescents.
- Dynamic balanceHigh-intensity interval trainingproposed
Tabata training improved Y-balance test composite score.
- Explosive strengthNeuromuscular adaptationproposed
Improvements in standing long jump and countermovement jump suggest enhanced lower-body explosive power
- Fat mass and lean body massBody compositionproposed
Reduced fat content by 10% and increased lean body mass, improving the LBM/FAT index.
- GLUT4 translocation, AMPK activation, mitochondrial biogenesisGlucose metabolismproposed
HIIT enhances glucose homeostasis through increased GLUT4 translocation, activation of AMPK, and improved mitochondrial biogenesis and oxidative capacity, thereby enhancing insulin sensitivity.
- HDL, LDL, TCLipid metabolismproposed
Significant improvements in HDL (increase), LDL and TC (decreases) with moderate effect sizes.
- Habitual MVPA and TPAPhysical activity behaviorproposed
Significant increases in daily MVPA and TPA with large effect sizes (d = 2.31 and 1.98 respectively), suggesting the intervention promoted habitual physical activity beyond the training sessions.
- Lipoprotein lipase, PPAR-α/AMPK signalingLipid metabolismproposed
HIIT enhances lipid turnover by stimulating lipoprotein lipase activity, activating PPAR-α/AMPK signaling pathways, increasing fatty acid oxidation, and promoting reverse cholesterol transport.
- Muscle strengthHigh-intensity interval trainingproposed
Tabata training improved hip, knee, and ankle strength in adolescents.
- NF-κB signaling, myokinesAnti-inflammatoryproposed
Regular exercise promotes the release of myokines such as IL-10 and IL-1Ra, contributing to an anti-inflammatory milieu through suppression of NF-κB signaling.
- Physical Efficiency Index (PEI)Aerobic capacityproposed
Improvement in aerobic capacity in underweight and overweight boys.
- Systolic blood pressureBlood pressure regulationproposed
Significant reduction in SBP with large effect size (d = -1.24).
- VO2maxCardiovascular adaptationproposed
VO2max increased by 11% after 8 weeks of HIIT, indicating improved aerobic capacity.
- VO2max, O2 pulseCardiorespiratory fitnessproposed
Tabata-HIIT improved VO2max and O2 pulse, indicating enhanced cardiorespiratory fitness.
- V˙O2peakaerobic capacityproposed
Significant increase in peak oxygen consumption after 4 weeks of HIIT training.
- Weight, BMI, body fat percentageBody compositionproposed
Tabata training significantly reduced weight, BMI, and body fat percentage in obese men.
- fast-twitch muscle fibersneuromuscular adaptationproposed
Enhanced muscle strength due to recruitment of fast-twitch muscle fibers and neuromuscular adaptations.
- mitochondrial biogenesis and angiogenesisaerobic capacityproposed
Enhanced VO2peak and VT2, potentially due to enhanced muscle buffer capacity and activation of pathways that enhance mitochondrial biogenesis and angiogenesis in skeletal muscle.
- skeletal musclemuscle hypertrophyproposed
Increased muscle thickness in biceps, triceps, rectus femoris, and vastus intermedius, attributed to increased muscle fiber recruitment, metabolic stress, and hormonal responses.
Variations
5 documentedTypical protocol
31 protocolsMeasuredAcross every study of this practice, whatever the variation.
16 min · 2×/week
- Course
- 10 weeks
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
Courses and single sessions · 20 repeated-course and 10 single-session protocols
100% of the corpus contributed
Classic 4-Minute Tabata
Advanced9/104–10 min · As needed
Classic 4-Minute Tabata
Advanced9/104–10 min · As needed4–10 min · As needed
Editorial- How often
- As needed
- Intensity
- Very high
- Time of day
- Any time
- Where
- Indoors or outdoors
- Research depth
- Minimal
This version uses one exercise for 8 rounds of 20 seconds of maximum-intensity work and 10 seconds of rest, with a warm-up and cool-down around the 4-minute interval block. The instructions emphasize maintaining form even as fatigue sets in.
No equipment needed.
not for children,not in pregnancy,caution for older adults
As studied
5 protocolsMeasuredThe protocol the studies of this variation actually used.
9 min
- Course
- 12 weeks
- Intensity
- High
- Format
- Individual
- Supervision
- Instructor-led
Courses and single sessions · 1 repeated-course and 4 single-session protocols
How it's done6 steps · 3 cues · 3 common mistakes
A general description of the practice, not instruction or medical advice.
Steps
- Perform a 2-3 minute dynamic warm-up (e.g., jumping jacks, leg swings).
- Choose a single full-body exercise like burpees, squat jumps, or kettlebell swings.
- Execute the exercise at absolute maximum intensity for 20 seconds.
- Rest completely for 10 seconds.
- Repeat this 20-second work, 10-second rest cycle for a total of 8 rounds (4 minutes).
- Cool down with 2-3 minutes of light walking and static stretching.
Cues
- · Give 100% effort during every work interval; do not pace yourself.
- · Keep rest periods strictly to 10 seconds—no longer.
- · Focus on maintaining proper form even as fatigue sets in.
Common mistakes
- Pacing the first few rounds instead of going all-out from the start.
- Extending the rest period beyond 10 seconds.
- Choosing an exercise that is too technical, leading to form breakdown.
Studied protocols5 on file
- 9 min· 2×/week· 12 weeks· n=60· A repeated coursePMID 39619092
- 4 min· n=14· Single sessionsPMID 27182402
- 4 min· n=15· Single sessionsPMID 38476670
- 4 min· n=32· Single sessionsPMID 41028188
- 4 min· n=18· Single sessionsPMID 41624012
Standard 20-Minute Tabata
Intermediate8/1014–30 min · 2 times a week
Standard 20-Minute Tabata
Intermediate8/1014–30 min · 2 times a week14–30 min · 2 times a week
Editorial- How often
- 2 times a week
- Intensity
- High
- Time of day
- Any time
- Where
- Indoors or outdoors
- Research depth
- Minimal
This format combines 2-3 Tabata cycles with 1-2 minutes of active rest between cycles, plus a 5-minute warm-up and a 5-minute cool-down. Its work intervals are guided at 80-90% of maximum heart rate, rather than an all-out effort.
No equipment needed.
not for children,not in pregnancy,caution for older adults
How it's done5 steps · 3 cues · 3 common mistakes
A general description of the practice, not instruction or medical advice.
Steps
- Warm up for 5 minutes with light cardio and dynamic stretches.
- Perform a 4-minute Tabata cycle: 8 rounds of 20 seconds work, 10 seconds rest. Use a bodyweight exercise like high knees or mountain climbers.
- Rest actively for 1-2 minutes (e.g., walking or slow marching).
- Repeat steps 2 and 3 for a total of 2-3 cycles.
- Cool down for 5 minutes with static stretching, focusing on the legs and core.
Cues
- · Aim for 80-90% of your maximum heart rate during work intervals.
- · Use the active rest periods to catch your breath but keep moving.
- · Switch exercises between cycles to target different muscle groups.
Common mistakes
- Skipping the warm-up or cool-down, increasing injury risk.
- Working at a moderate instead of high intensity.
- Not hydrating adequately before the session.
Bodyweight Beginner Tabata
Beginner7/1010–14 min · 3 times a week
Bodyweight Beginner Tabata
Beginner7/1010–14 min · 3 times a week10–14 min · 3 times a week
Editorial- How often
- 3 times a week
- Intensity
- Moderate
- Time of day
- Any time
- Where
- Indoors or outdoors
- Research depth
- Moderate
Unlike the all-out version, this variation uses low-impact bodyweight moves at a self-regulated effort of 6–7 out of 10, with controlled movement rather than speed. It uses two 4-minute interval cycles separated by 1–2 minutes of rest, and marching in place is an option if the effort needs to be lowered.
No equipment needed.
not for children,not in pregnancy
As studied
6 protocolsMeasuredThe protocol the studies of this variation actually used.
14–16 min
- Course
- 10 weeks
- Supervision
- Instructor-led
Courses and single sessions · 4 repeated-course and 2 single-session protocols
Derived from2703491932019253336813713513212337781251+1 more in Sources
How it's done5 steps · 3 cues · 3 common mistakes
A general description of the practice, not instruction or medical advice.
Steps
- Start with a 3-minute warm-up of marching in place and arm circles.
- Perform a 4-minute Tabata cycle: 8 rounds of 20 seconds work, 10 seconds rest. Use low-impact moves like step jacks, standing knee raises, and modified squat pulses.
- Rest for 1-2 minutes.
- Repeat for one more cycle with different exercises, such as wall push-ups and standing oblique crunches.
- Finish with a 3-minute cool-down of gentle stretching.
Cues
- · Work at a 6-7 out of 10 perceived exertion level—you should be able to speak a few words.
- · Focus on smooth, controlled movements, not speed.
- · It's okay to march in place during the 'work' interval if you need to lower intensity.
Common mistakes
- Trying to match the intensity of advanced variations.
- Holding breath during exercises.
- Skipping the rest periods.
Studied protocols4 on file
- 14 min· 1×/week· 10 weeks· n=58· A repeated coursePMID 32019253
- 16 min· 3×/week· 12 weeks· n=72· A repeated coursePMID 41465480
- 15 min· n=15· Single sessionsPMID 27034919
- 12 min· n=42· Single sessionsPMID 37781251
Extended 40-Minute Tabata
Advanced7/1040–60 min · 2 times a week
Extended 40-Minute Tabata
Advanced7/1040–60 min · 2 times a week40–60 min · 2 times a week
Editorial- How often
- 2 times a week
- Intensity
- High
- Time of day
- First half of the day
- Where
- Indoors or outdoors
- Research depth
- Minimal
The session uses 6-8 four-minute Tabata cycles, with 1-minute rests and a different exercise for each cycle. The suggested work intensity is 85-95% of maximum heart rate, and the directions emphasize varying exercises and maintaining form as fatigue builds.
No equipment needed.
not for children,not in pregnancy,caution for older adults
As studied
4 protocolsMeasuredThe protocol the studies of this variation actually used.
40–60 min
- Course
- 9 weeks
- Intensity
- High
- Format
- Group
- Supervision
- Instructor-led
A repeated course
How it's done5 steps · 3 cues · 3 common mistakes
A general description of the practice, not instruction or medical advice.
Steps
- Begin with a thorough 10-minute warm-up, including mobility work and light cardio.
- Perform a 4-minute Tabata cycle (8 rounds of 20s work, 10s rest) with a compound exercise like squat thrusts.
- Take a 1-minute passive or active rest.
- Repeat for a total of 6-8 cycles, using a different exercise for each cycle (e.g., push-ups, lunges, burpees, plank jacks).
- Conclude with a 10-minute cool-down and full-body stretch.
Cues
- · Maintain intensity at 85-95% of max heart rate.
- · Prioritize exercise variety to avoid overuse injuries.
- · Focus on breathing rhythm—exhale during exertion.
Common mistakes
- Starting too fast and burning out in the first 20 minutes.
- Neglecting proper nutrition and sleep to support recovery from high volume.
- Using poor form due to fatigue in later cycles.
Studied protocols4 on file
- 60 min· 2×/week· 8 weeks· n=25· A repeated coursePMID 32443802
- 40 min· 2×/week· 10 weeks· n=48· A repeated coursePMID 34639604
- 60 min· 3×/week· 8 weeks· n=40· A repeated coursePMID 40970779
- 60 min· 3×/week· 12 weeks· n=44· A repeated coursePMID 41341131
Weighted Strength Tabata
Intermediate6/1014–30 min · 2 times a week
Weighted Strength Tabata
Intermediate6/1014–30 min · 2 times a week14–30 min · 2 times a week
Editorial- How often
- 2 times a week
- Intensity
- High
- Time of day
- Any time
- Where
- Indoors
- Research depth
- Minimal
This variation adds dumbbells or a kettlebell to the 20-seconds-work, 10-seconds-rest intervals, using strength exercises such as goblet squats or dumbbell thrusters. The directions prioritize a load that allows controlled movement and maintained form across all 8 rounds.
Equipment: Dumbbells, Kettlebell
not for children,not in pregnancy,caution for older adults
How it's done6 steps · 3 cues · 3 common mistakes
A general description of the practice, not instruction or medical advice.
Steps
- Warm up for 5 minutes with bodyweight squats and light weight movements.
- Select a pair of moderate-weight dumbbells or a single kettlebell.
- Perform a 4-minute Tabata cycle: 8 rounds of 20s work, 10s rest. Use a strength exercise like goblet squats or dumbbell thrusters.
- Rest for 1-2 minutes.
- Repeat for 2-3 total cycles, alternating between upper body (e.g., bent-over rows, shoulder presses) and lower body exercises.
- Cool down for 5 minutes, stretching the worked muscles.
Cues
- · Choose a weight that challenges you but allows you to maintain form for all 8 rounds.
- · Prioritize controlled movement over speed to prevent injury.
- · Set the weight down carefully during rest; do not drop it.
Common mistakes
- Using too heavy a weight, leading to form breakdown and injury risk.
- Swinging the weights with momentum instead of using muscle power.
- Not bracing the core during lifts.
How to start
Community experience
Based on 271 public posts from Reddit, Hacker News, Bluesky, and YouTube.
What people report it did
17 outcomes mentioned across 271 public reports. A report often mentions several, so these counts do not add up to the total.
Reported benefits11
- Physical Endurance Increase51 mentions
- Weight Management Support37 mentions
- Physical Strength Increase19 mentions
- Physical Energy Increase15 mentions
- Body Composition Improvement11 mentions
- Cardiovascular Health Support11 mentions
- Mood Improvement10 mentions
- Muscle Mass Increase9 mentions
- Physical Function9 mentionspointed the other way
- Memory Improvement5 mentionsnot studied
- Concentration Improvement5 mentions
Reported side effects6
- Nausea14 mentions
- Injury Risk Increase11 mentions
- Muscle Ache (Myalgia)10 mentionsnot studied
- Physical Fatigue9 mentionsnot studied
- Dizziness7 mentions
- Vomitingnot studied
What people report doing
Counted from public posts and videos, not from a survey. Each figure counts the posts that mentioned it — most reports say nothing about schedule.
How often2 mentions
Intensity4 mentions
Session lengthas written
How long they've practisedas written
References
31 screened · 30 analysed · 31 listed below
Studies and sources cited on this page. Evidence quality varies — check the grade on each.
- The effect of Tabata-style functional high-intensity interval training on cardiometabolic health and physical activity in female university students.Front Physiol2023RCTBn=122
- Fasting vs. post-breakfast tabata exercise: implications for substrate metabolism and energy expenditure in young normal-weight women.Front Physiol2025Crossover RCTCn=18
- Implementing High-Intensity Interval Training in Physical Education: Effects on Adolescents' Exercise Motivation.Behav Sci (Basel)2025RCTCn=60
- The effect of high-intensity interval training on inhibitory function in overweight female college students: the mediating role of body composition.BMC Psychol2025RCTCn=64
- Hepatokines modulation in obesity: which exercise training model is better in men with obesity?Front Endocrinol (Lausanne)2025RCTCn=44
- Synergistic Effects of High-Intensity Interval Training and Asparagus officinalis L. Root Extract Supplementation on Metabolic Regulation, Oxidative Stress, and Inflammation in Overweight and Obese Adults.Int J Mol Sci2025RCTCn=72
- The combined effects of Tabata training and cinnamon supplementation on metabolic changes and body composition in soldiers with overweight or obesity.J Int Soc Sports Nutr2025Quasi ExperimentalCn=40
- The Impact of Modified Tabata Training on Segmental Fat Accumulation, Muscle Mass, Muscle Thickness, and Physical and Cardiorespiratory Fitness in Overweight and Obese Participants: A Randomized Control Trial.Sports (Basel)2025RCTCn=36
- Effects of 8-week Tabata training on cardiopulmonary and performance parameters in wheelchair basketball players: A controlled study.Medicine (Baltimore)2025RCTCn=15
- Effect of six weeks of blood flow restriction combined with Tabata training on anaerobic capacity in male badminton players.Front Physiol2025RCTCn=30
Show all 31 references
- Two Tabata cycles in a single training set maximize fat oxidation after exercise in male college students with overweight/obesity.2025Crossover RCTCn=32
- Effects of Tabata High-Intensity Interval Training on Physiological and Psychological Outcomes in Contemporary Dancers and Sedentary Individuals: A Quasi-Experimental Pre-Post Study.2025Quasi ExperimentalCn=18
- A comparative analysis of energy expenditure and substrate metabolism in male university students with overweight/obesity: Tabata vs HIIT and MICT.2024Crossover RCTCn=15
- Acute effects of different physical activity on executive function and regulation role of beta oscillation in sedentary youth frontal region.2024Crossover RCTCn=59
- Effects of school-based high-intensity interval training on health-related fitness in adolescents.2024RCTCn=60
- Effects of Low-Immersive vs. High-Immersive Exercise Environment on Postural Stability and Reaction and Motor Time of Healthy Young Adults.2023RCTCn=93
- The effect of acute high-intensity interval training and Tabata training on inhibitory control and cortical activation in young adults.2023RCTCn=42
- The Effect of Aerobic Fitness on Psychological, Attentional and Physiological Responses during a Tabata High-Intensity Interval Training Session in Healthy Young Women.2023Quasi ExperimentalCn=28
- Influence of 8 Weeks of Tabata High-Intensity Interval Training and Nanocurcumin Supplementation on Inflammation and Cardiorespiratory Health among Overweight Elderly Women.2023RCTCn=48
- The high-intensity interval training introduced in physical education lessons decrease systole in high blood pressure adolescents.2022RCTCn=141
- Impact of Synchronous Online Physical Education Classes Using Tabata Training on Adolescents during COVID-19: A Randomized Controlled Study.2021RCTCn=48
- Energy Expenditure Estimation of Tabata by Combining Acceleration and Heart Rate.2021RCTCn=45
- Optimal Values of Body Composition for the Lowest Risk of Failure in Tabata Training's Effects in Adolescents: A Pilot Study.2021Quasi ExperimentalCn=73
- Effects of Tabata Training During Physical Education Classes on Body Composition, Aerobic Capacity, and Anaerobic Performance of Under-, Normal- and Overweight Adolescents.2020Quasi ExperimentalCn=58
- Effect of HIIT with Tabata Protocol on Serum Irisin, Physical Performance, and Body Composition in Men.2020RCTCn=25
- Physiological aspects and energetic contribution in 20s:10s high-intensity interval exercise at different intensities.2020Crossover RCTCn=16
- Four Weeks of Off-Season Training Improves Peak Oxygen Consumption in Female Field Hockey Players.2017RCTCn=14
- Eight Weeks of Kettlebell Swing Training Does not Improve Sprint Performance in Recreationally Active Females.2016Quasi ExperimentalCn=18
- Comparison of Two Different Sprint Interval Training Work-to-Rest Ratios on Acute Inflammatory Responses.2016Crossover RCTCn=15
- Cardiovascular and Metabolic Demads of the Kettlebell Swing using Tabata Interval versus a Traditional Resistance Protocol.2014Crossover RCTCn=14
- Expert knowledge synthesis