Coherent Breathing
Coherent Breathing is a breathwork practice studied in relation to mood and a range of physical symptoms. The research explores it as a possible form of support, but this breadth does not mean its benefits are established or that it is a treatment for any condition.
Coherent Breathing is a breathwork practice considered in relation to how people feel and breathe.
Part of Breathwork
Overview
Coherent Breathing is a breathwork practice studied in relation to mood and a range of physical symptoms. The research explores it as a possible form of support, but this breadth does not mean its benefits are established or that it is a treatment for any condition. Overall, the evidence remains tentative, so the findings are best understood as early clinical indications rather than settled conclusions.
Some research: 4 studies. Last checked Oct 4, 2026.
- 4
- human evidence
- 2
- eligible
- 10
- unclassified
- 4
- animal / null result
Best-evidenced uses
- Analgesic EffectLow · Clinical
- Respiratory Health SupportLow · Clinical
- Digestion ImprovementLow · Clinical
- 4
- Studies
Evidence checked Oct 4, 2026 · newest study 2025
The text on this page was written before the latest evidence check. The tables and numbers are up to date.
- B
- 1
- C
- 2
- D
- 1
269 community reports across 4 platforms
Coverage
- Effects
- 13
- Helps with
- 7
- Side effects
- 4
- 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?
None of these claims has good evidence yet. Best evidence first.
13 claims:6 not enough evidence4 not tested in people2 personal stories only1 no benefit found
Analgesic EffectBreathwork in general: Medium · 15 trialsNot enough evidence
Too few or too small studies to know if it works.
The one study found a benefit. Strongest study: a small pilot study.
In a 15-person pilot, the SHC musculoskeletal pain score was lower at six weeks and lower again at three months.
Open the Analgesic Effect pageCompare with Breathwork in general →Respiratory Health SupportBreathwork in general: Medium · 41 trialsNot enough evidence
Too few or too small studies to know if it works.
The one study found a benefit. Strongest study: a small pilot study.
In a 2025 pilot involving 15 people, NQ scores—a measure of disturbed breathing on a 0–64 scale—were lower than baseline six weeks and three months after the intervention.
Open the Respiratory Health Support pageCompare with Breathwork in general →Digestion ImprovementBreathwork in general: 1 trialNot enough evidence
Too few or too small studies to know if it works.
The one study found a benefit. Strongest study: a small pilot study.
Open the Digestion Improvement pageCompare with Breathwork in general →Allergy Symptom ReliefNot enough evidence
Too few or too small studies to know if it works.
The one study found a benefit. Strongest study: a small pilot study.
Open the Allergy Symptom Relief pageAntidepressant EffectBreathwork in general: Medium · 16 trialsNot enough evidence
Too few or too small studies to know if it works.
2 of 3 studies found a benefit; 1 found none. Strongest study: a randomized controlled trial.
Open the Antidepressant Effect pageCompare with Breathwork in general →Mood ImprovementBreathwork in general: Medium · 16 trialsNot enough evidence
Too few or too small studies to know if it works.
1 of 2 studies found a benefit; 1 found none. Strongest study: a small pilot study.
In a 2025 pilot involving 15 people, the MYMOP well-being score, used as a proxy for general quality of life, was higher than baseline after six weeks and three months. Studies disagree: a 2023 randomized trial of 400 people found no significant group by time interactions.
Open the Mood Improvement pageCompare with Breathwork in general →Respiratory Rate OptimizationBreathwork in general: Medium · 4 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.
Coherent Breathing trains a slower breathing pattern intended to reduce habitual respiratory rate, including outside practice.
Open the Respiratory Rate Optimization pageCompare with Breathwork in general →Stress Resilience ImprovementBreathwork in general: Medium · 12 trialsNot tested in people
Only tested in animals, cells or theory. Results like these often do not carry over to people.
1 of 2 studies found a benefit; 1 found none.
Open the Stress Resilience Improvement pageCompare with Breathwork in general →
Only reported by users, not studied: Parasympathetic Activation, Present Moment Awareness, Vagal Tone Improvement, Blood Pressure Support, Biorhythm Regulation, Concentration Improvement, and 1 more.
Also studied in people with 7 health conditions
How strong the evidence is in each group. This is research, not a treatment recommendation.
DepressionBreathwork in general: Medium · 4 trialsNot enough evidence
Too few or too small studies to know if it works.
All 2 studies with a clear result found a benefit.
A randomized controlled trial in 30 people with Depression found that BDI-II scores decreased over 12 weeks in both high- and low-dose groups.
Open the Depression pageCompare with Breathwork in general →Major Depressive DisorderNot enough evidence
Too few or too small studies to know if it works.
All 2 studies with a clear result found a benefit.
A randomized controlled trial in 30 people with Major Depressive Disorder found that BDI-II scores decreased from screening to week 12 in both dosing groups.
Open the Major Depressive Disorder pageAnxiety Disorder (General)Breathwork in general: Medium · 7 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.
Coherent Breathing is used as a non-pharmacological approach for Generalized Anxiety Disorder and other anxiety conditions.
Open the Anxiety Disorder (General) pageCompare with Breathwork in general →Generalized Anxiety DisorderBreathwork in general: Not rated, mixed results (1 trial)Not 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.
For Generalized Anxiety Disorder, Coherent Breathing is used as a behavioral technique aimed at reducing physiological arousal.
Open the Generalized Anxiety Disorder pageCompare with Breathwork in general →Hypertension (High Blood Pressure)Breathwork in general: Medium · 8 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.
Coherent Breathing is used as an adjunct, non-pharmacological approach to lowering blood pressure in stage 1 hypertension.
Open the Hypertension (High Blood Pressure) pageCompare with Breathwork in general →InsomniaNot 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.
In cognitive behavioral therapy for insomnia, Coherent Breathing is used to reduce pre-sleep arousal and facilitate sleep onset.
Open the Insomnia pagePTSD (Post-Traumatic Stress Disorder)Breathwork in general: 1 trialNot 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.
Slow, paced breathing is incorporated into trauma therapies for PTSD to reduce hyperarousal and support emotion regulation.
Open the PTSD (Post-Traumatic Stress Disorder) pageCompare with Breathwork in general →
What was studied in coherent breathing (4 studies)
Few studies looked at coherent breathing itself. Here is each one and what it measured.
A randomized controlled trial · 400 people · Effect of coherent breathing on mental health and wellbeing: a randomised placebo-controlled trial. (2023)
Measured: Antidepressant Effect, Mood Improvement, Stress Resilience Improvement, Anxiety Reduction, Sleep Quality Improvement
A randomized controlled trial · 30 people · Treatment of Major Depressive Disorder with Iyengar Yoga and Coherent Breathing: A Randomized Controlled Dosing Study. (2017)
Measured: Antidepressant Effect, Depression, Major Depressive Disorder, Muscle Ache (Myalgia)
A randomized controlled trial · 30 people · Treatment of Major Depressive Disorder with Iyengar Yoga and Coherent Breathing: A Randomized Controlled Dosing Study. (2017)
Measured: Antidepressant Effect, Depression, Major Depressive Disorder, Muscle Ache (Myalgia), Anxiety Increase
A small pilot study · 15 people · Breathing therapy for patients with medically unexplained physical symptoms and dysfunctional breathing: A pilot and feasibility trial. (2025)
Measured: Mood Improvement, Respiratory Health Support, Analgesic Effect, Digestion Improvement, Allergy Symptom Relief, Improve Heart Rate Variability (HRV)
Studied only as breathwork in general, not tested in coherent breathing yet
These results come from studies of breathwork as a whole. No study of coherent breathing has looked at them yet.
Lung Capacity Improvement (Medium · 22 trials) · COPD (Chronic Obstructive Pulmonary Disease) (Medium · 19 trials) · Physical Endurance Increase (Medium · 14 trials) · Blood Pressure Support (Medium · 11 trials) · Fatigue Reduction (Medium · 8 trials) · Lung Cancer (High · 8 trials) · and 18 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 Ache (Myalgia), Dizziness, Paresthesia (Tingling/Numbness), and Anxiety Increase.
- May not suit you if you have
- Heart Arrhythmia, Panic Disorder, and Recent Stroke
- Some trials left out people with
- COPD (Chronic Obstructive Pulmonary Disease)
- Reported by users
- Hyperventilation and Nausea
- Also listed for breathwork in general (written by our reviewers)
- Aortic Aneurysm · Epilepsy · Pheochromocytoma · Bipolar Mania · Psychosis · Unstable Heart Disease (Unstable Angina / Decompensated Heart Failure)Precautions from the Breathwork page. They are for breathwork as a whole and may not all fit coherent breathing.
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, 3 times a week (Self-Guided Daily Coherent Breathing)A gentle start based on the easiest variation, not on a study.
- What the studies ran
- 9 weeks
The expert view shows every study, dose protocol and source.
Effects
13 listedStart here
The best we have, but the evidence is still weak
- →Antidepressant EffectCertaintyLowSourceClinicalconflicting findingslong-termnot used for recommendations3 cited studies
A 2017 randomized trial of 30 people found BDI-II scores fell by week 12: from 24.6±1.7 to 6.0±3.8 in the HDG and from 27.7±2.1 to 10.1±7.9 in the LDG. Studies disagree: a 2023 randomized trial of 400 people found no significant group by time interactions (F=0.007, p=0.933, ηp²<0.001).
What the sources found
2 positive · 1 neutral · 0 negativeconfidence 68/100
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 and patients
- Depression
- Major Depressive Disorder
Where the evidence comes from
- Article3
Protocol behind this outcome
2 protocolsMeasuredWhat the studies reporting this result did.
- Intensity
- Low
- 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 90 min Timing
Trials that found it typically ran 12 weeks
Why it isn't used for recommendations
Best neutral/negative study outranks the best positive study
Open Antidepressant EffectShow studies (3)
RCTBneutraln=40075% confidence2023Effect of coherent breathing on mental health and wellbeing: a randomised placebo-controlled trial.
no significant group by time interactions (F=0.007, p=0.933, ηp²<0.001)
Weak journalLow risk of biasSham-controlledSham comparisonCompleters onlyRCTCpositiven=3070% confidence2017BDI-II scores declined significantly from screening (24.6±1.7) to week 12 (6.0±3.8) for the HDG (–18.6±6.6; p<0.001), and from screening (27.7±2.1) to week 12 (10.1±7.9) in the LDG (–17.7±9.3; p<0.001).
MD -18.6 [-22.3, -14.9]Low-quality journalMain outcomeOpen-labelNo control groupCompleters onlyRCTCpositiven=3060% confidence2017BDI-II scores declined significantly from screening (24.6±1.7) to week 12 (6.0±3.8) for the HDG (–18.6±6.6; p<0.001), and from screening (27.7±2.1) to week 12 (10.1±7.9) in the LDG (–17.7±9.3; p<0.001).
MD -18.6 [-22.3, -14.9]Large effectLow-quality journalMain outcomeOpen-labelCompleters only - →Mood ImprovementCertaintyLowSourceClinicalconflicting findingsnot used for recommendations2 cited studies · 1 other source
In a 2025 pilot involving 15 people, the MYMOP well-being score, used as a proxy for general quality of life, was higher than baseline after six weeks and three months (95% CI 0.7–2.2 points and 95% CI 0.7–2.1 points, respectively; p < 0.001 for both). Studies disagree: a 2023 randomized trial of 400 people found no significant group by time interactions (F=0.024, p=0.878, ηp²<0.001).
What the sources found
2 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 and patients
Where the evidence comes from
- Article2
- Community reports1
Protocol behind this outcome
1 protocolEstimatedWhat the studies reporting this result did.
90 min · 1×/week
- Course
- 5 weeks
- Per week
- 90 min
- Intensity
- Low
- 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 Mood ImprovementShow studies (3)
RCTBneutraln=40075% confidence2023Effect of coherent breathing on mental health and wellbeing: a randomised placebo-controlled trial.
no significant group by time interactions (F=0.024, p=0.878, ηp²<0.001)
Weak journalLow risk of biasSham-controlledSham comparisonCompleters onlyPilot studyDpositiven=1540% confidence2025The MYMOP well-being score (scale 0–6), considered a proxy for general quality of life, shows positive results both after six weeks (95% CI 0.7–2.2 points, p < 0.001) and three months (95% CI 0.7–2.1 points, p < 0.001) compared to baseline.
MD -1.4 [-2.2, -0.7]Weak journalOpen-labelNo control group27% dropped outCommunity reportsmoderate effectpositive50% confidenceThis effect was mentioned in 13 of 256 community reports discussing it (Reddit 11, YouTube 2).
13 mentions - →Analgesic EffectCertaintyLowSourceClinicallong-term1 cited study
In a 15-person pilot, the SHC musculoskeletal pain score (0–100) was lower at six weeks (95% CI 0.8–17.2 points, p = 0.032) and lower again at three months (95% CI 11.1–25.3 points, p < 0.001).
What the sources found
1 positive · 0 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
- People with a condition
Where the evidence comes from
- Article1
Protocol behind this outcome
1 protocolEstimatedWhat the studies reporting this result did.
90 min · 1×/week
- Course
- 5 weeks
- Per week
- 90 min
- Intensity
- Low
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Analgesic EffectShow studies (1)
Pilot studyDpositiven=1540% confidence2025The SHC musculoskeletal pain score (scale 0–100) is also reported lower at six weeks (95% CI 0.8–17.2 points, p = 0.032) and is further decreased at three months (95% CI 11.1–25.3 points, p < 0.001).
MD -18.5 [-25.3, -11.1]Weak journalOpen-labelNo control group27% dropped out - →Respiratory Health SupportCertaintyLowSourceClinical1 cited study
In a 2025 pilot involving 15 people, NQ scores—a measure of disturbed breathing on a 0–64 scale—were lower than baseline six weeks and three months after the intervention (95% CI 3.2–9.9 points and 95% CI 4.9–9.8 points, respectively; p < 0.001 for both).
What the sources found
1 positive · 0 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
- People with a condition
Where the evidence comes from
- Article1
Protocol behind this outcome
1 protocolEstimatedWhat the studies reporting this result did.
90 min · 1×/week
- Course
- 5 weeks
- Per week
- 90 min
- Intensity
- Low
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Respiratory Health SupportShow studies (1)
Pilot studyDpositiven=1540% confidence2025NQ-scores (scale 0–64), indicating the level of disturbed breathing, show positive results both 6 weeks post-intervention (95% CI 3.2–9.9 points, p < 0.001) and three months post-intervention (95% CI 4.9–9.8 points, p < 0.001) compared to baseline.
MD -7.2 [-9.9, -3.2]Weak journalMain outcomeOpen-labelNo control group27% dropped out - →Digestion ImprovementCertaintyLowSourceClinical1 cited study · 1 other source
In a 2025 pilot involving 15 people, the SHC gastrointestinal-problem score (scale 0–100) was lower than baseline, with a reported mean difference of -6.9 points (95% CI [-11.8, -2]; p = 0.006).
What the sources found
1 positive · 1 neutral · 0 negativeconfidence 30/100
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
1 protocolEstimatedWhat the studies reporting this result did.
90 min · 1×/week
- Course
- 5 weeks
- Per week
- 90 min
- Intensity
- Low
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Digestion ImprovementShow studies (2)
Pilot studyDpositiven=1535% confidence2025SHC gastrointestinal problems and SHC allergy scores (scales 0–100) (95% CIs 2.0–11.8 points, p = 0.006; 0.3–11.4 points, p < 0.038, respectively).
MD -6.9 [-11.8, -2]Weak journalOpen-labelNo control group27% dropped outCommunity reportsmoderate effectneutral25% confidenceThis effect was mentioned in 2 of 223 Reddit reports discussing it.
2 mentions - →Allergy Symptom ReliefCertaintyLowSourceClinical1 cited study
In a 2025 pilot involving 15 people, the SHC allergy score (scale 0–100) was lower than baseline, with a reported mean difference of -5.8 points (95% CI [-11.4, -0.3]; p < 0.038).
What the sources found
1 positive · 0 neutral · 0 negativeconfidence 35/100
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 protocolEstimatedWhat the studies reporting this result did.
90 min · 1×/week
- Course
- 5 weeks
- Per week
- 90 min
- Intensity
- Low
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Allergy Symptom ReliefShow studies (1)
Pilot studyDpositiven=1535% confidence2025SHC gastrointestinal problems and SHC allergy scores (scales 0–100) (95% CIs 2.0–11.8 points, p = 0.006; 0.3–11.4 points, p < 0.038, respectively).
MD -5.8 [-11.4, -0.3]Weak journalOpen-labelNo control group27% dropped outBorderline p-value - →Sleep Onset ImprovementCertaintyLowSourceAnecdotalnot used for recommendations2 other sources
The proposed explanation is that Coherent Breathing induces a relaxation response that may reduce the time it takes to fall asleep, especially when practiced before bed. Community reports also mention this effect.
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.
Where the evidence comes from
- Expert opinion1
- Community reports1
Why it isn't used for recommendations
No supporting study on file
Open Sleep Onset ImprovementShow studies (2)
Expert opinionpositive50% confidenceThe relaxation response induced by coherent breathing can reduce sleep onset latency, especially when practiced before bed.
Expert knowledge synthesisCommunity reportsmoderate effectpositive50% confidenceThis effect was mentioned in 10 of 256 community reports discussing it (Reddit 8, YouTube 2).
10 mentions
Low probability(6)
- →Emotional Regulation ImprovementCertaintyLowSourceAnecdotalnot used for recommendations2 other sources
A proposed rationale is that changes in vagal tone and HRV may support emotional regulation and reduce reactivity. These are also anecdotal reports: 5 of 223 Reddit reports discussing the effect mentioned it.
What the sources found
2 positive · 0 neutral · 0 negativeconfidence 45/100
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
- Community reports1
Why it isn't used for recommendations
No supporting study on file
Open Emotional Regulation ImprovementShow studies (2)
Expert opinionpositive50% confidenceBy improving vagal tone and HRV, coherent breathing enhances top-down emotional regulation and reduces reactivity.
Expert knowledge synthesisCommunity reportsmoderate effectpositive40% confidenceThis effect was mentioned in 5 of 223 Reddit reports discussing it.
5 mentions - →Stress Resilience ImprovementCertaintyLowSourceTheoreticalconflicting findingsnot used for recommendations1 cited study · 2 other sources
A randomized trial in 400 healthy participants did not support an improvement in stress resilience: it found no significant group-by-time interaction (F(1,377)=0.089, p=0.765, ηp²<0.001) or main effect of group (F=0.002, p=0.961, ηp²<0.001).
What the sources found
2 positive · 1 neutral · 0 negativeconfidence 58/100
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
- Expert opinion1
- Community reports1
Why it isn't used for recommendations
Studied, with no positive result
Open Stress Resilience ImprovementShow studies (3)
RCTBneutraln=40075% confidence2023Effect of coherent breathing on mental health and wellbeing: a randomised placebo-controlled trial.
no significant group by time interaction (F(1,377)=0.089, p=0.765, ηp²<0.001) nor main effect of group (F=0.002, p=0.961, ηp²<0.001)
Weak journalLow risk of biasMain outcomeSham-controlledSham comparisonCompleters onlyExpert opinionpositive50% confidenceRegular practice improves autonomic flexibility and stress resilience, making it a self-regulation tool.
Expert knowledge synthesisCommunity reportsmoderate effectpositive50% confidenceThis effect was mentioned in 19 of 223 Reddit reports discussing it.
19 mentions - →Anxiety ReductionCertaintyLowSourceTheoreticalconflicting findingsnot used for recommendations1 cited study · 2 other sources
A randomized trial in 400 healthy participants did not support anxiety reduction, finding no significant group-by-time interaction (F(1,366)=1.12, p=0.291, ηp²=0.003).
What the sources found
2 positive · 1 neutral · 0 negativeconfidence 58/100
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
- Expert opinion1
- Community reports1
Why it isn't used for recommendations
Studied, with no positive result
Open Anxiety ReductionShow studies (3)
RCTBneutraln=40075% confidence2023Effect of coherent breathing on mental health and wellbeing: a randomised placebo-controlled trial.
no significant group by time interactions (F(1,366)=1.12, p=0.291, ηp²=0.003)
Weak journalLow risk of biasSham-controlledSham comparisonCompleters onlyExpert opinionpositive50% confidenceSlow-paced breathing is a technique for reducing acute and chronic anxiety by enhancing parasympathetic activity.
Expert knowledge synthesisCommunity reportsmoderate effectpositive50% confidenceThis effect was mentioned in 89 of 260 community reports discussing it (Reddit 81, YouTube 5, Hacker News 3).
89 mentions - →Sleep Quality ImprovementCertaintyLowSourceTheoreticalconflicting findingsnot used for recommendations1 cited study · 1 other source
A 2023 randomized trial of 400 healthy people did not support this effect, finding no significant group by time interaction (F(1,366)=0.363, p=0.547, ηp²<0.001).
What the sources found
1 positive · 1 neutral · 0 negativeconfidence 63/100
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 Sleep Quality ImprovementShow studies (2)
RCTBneutraln=40075% confidence2023Effect of coherent breathing on mental health and wellbeing: a randomised placebo-controlled trial.
no significant group by time interaction (F(1,366)=0.363, p=0.547, ηp²<0.001)
Weak journalLow risk of biasSham-controlledSham comparisonCompleters onlyCommunity reportsmoderate effectpositive50% confidenceThis effect was mentioned in 15 of 223 Reddit reports discussing it.
15 mentions - →Respiratory Rate OptimizationCertaintyLowSourceTheoreticallong-termnot used for recommendations1 other source
Coherent Breathing trains a slower breathing pattern intended to reduce habitual respiratory rate, including outside practice.
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 Respiratory Rate OptimizationShow studies (1)
Expert opinionpositive50% confidenceThe practice trains a slower, more efficient breathing pattern, reducing habitual respiratory rate even outside of practice.
Expert knowledge synthesis - →Improve Heart Rate Variability (HRV)CertaintyLowSourceTheoreticalnot used for recommendations1 cited study · 2 other sources
A 15-person pilot in people with a clinical condition found no significant improvement in HRV or blood pressure after three months.
What the sources found
2 positive · 1 neutral · 0 negativeconfidence 42/100
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
- Expert opinion1
- Community reports1
Why it isn't used for recommendations
Studied, with no positive result
Open Improve Heart Rate Variability (HRV)Show studies (3)
Pilot studyDneutraln=1525% confidence2025Neither HRV nor BP revealed significant improvements after three months.
Weak journalOpen-labelNo control group27% dropped outExpert opinionpositive50% confidenceBreathing near an individual resonance rate, commonly about 5–6 breaths per minute, increases heart-rate variability during practice and can improve baroreflex measures.
Expert knowledge synthesisCommunity reportsstrong effectpositive50% confidenceThis effect was mentioned in 36 of 269 community reports discussing it (Reddit 26, Bluesky 5, Hacker News 3, YouTube 2).
36 mentions
Conditions it's used for
Complaints and diagnoses people take it for7 listedThe best we have, but the evidence is still weak
- →DepressionCertaintyLowSourceClinical2 cited studies
A randomized controlled trial in 30 people with Depression found that BDI-II scores decreased over 12 weeks in both high- and low-dose groups.
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
- People with a condition
- Depression
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
90 min
- Course
- 12 weeks
- Intensity
- Low
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open DepressionShow studies (2)
RCTCn=3070% confidence2017RCT showing significant reduction in BDI-II scores in both high- and low-dose groups over 12 weeks.
Low-quality journalOpen-labelNo control groupCompleters onlyRCTCn=3060% confidence2017RCT showing significant reduction in BDI-II scores from screening to week 12 in both dosing groups.
Low-quality journalOpen-labelCompleters only - →Major Depressive DisorderCertaintyLowSourceClinical2 cited studies
A randomized controlled trial in 30 people with Major Depressive Disorder found that BDI-II scores decreased from screening to week 12 in both dosing groups.
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
- People with a condition
- Major Depressive Disorder
Protocol behind this outcome
1 protocolMeasuredWhat the studies reporting this result did.
90 min
- Course
- 12 weeks
- Intensity
- Low
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Major Depressive DisorderShow studies (2)
RCTCn=3060% confidence2017RCT showing significant reduction in BDI-II scores from screening to week 12 in both dosing groups.
Low-quality journalOpen-labelCompleters onlyRCTCn=3070% confidence2017RCT showing significant reduction in BDI-II scores in both high- and low-dose groups over 12 weeks.
Low-quality journalOpen-labelNo control groupCompleters only - →Anxiety Disorder (General)CertaintyLowSourceTheoreticalnot used for recommendations1 other source
Coherent Breathing is used as a non-pharmacological approach for Generalized Anxiety Disorder and other anxiety conditions.
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 Anxiety Disorder (General)Show studies (1)
Expert opinion50% confidenceCoherent breathing is used as a non-pharmacological intervention for generalized anxiety disorder and other anxiety conditions.
- →Generalized Anxiety DisorderCertaintyLowSourceTheoreticalnot used for recommendations1 other source
For Generalized Anxiety Disorder, Coherent Breathing is used as a behavioral technique aimed at reducing physiological arousal.
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 Generalized Anxiety DisorderShow studies (1)
Expert opinion50% confidenceUsed as a behavioral technique to reduce physiological arousal in generalized anxiety disorder.
- →Hypertension (High Blood Pressure)CertaintyLowSourceTheoreticalnot used for recommendations1 other source
Coherent Breathing is used as an adjunct, non-pharmacological approach to lowering blood pressure in stage 1 hypertension.
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 Hypertension (High Blood Pressure)Show studies (1)
Expert opinion50% confidenceCoherent breathing is used as an adjunct non-pharmacological intervention for lowering blood pressure in stage 1 hypertension.
- →InsomniaCertaintyLowSourceTheoreticalnot used for recommendations1 other source
In cognitive behavioral therapy for insomnia, Coherent Breathing is used to reduce pre-sleep arousal and facilitate sleep onset.
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 InsomniaShow studies (1)
Expert opinion50% confidenceUsed in cognitive behavioral therapy for insomnia (CBT-I) to reduce pre-sleep arousal and facilitate sleep onset.
- →PTSD (Post-Traumatic Stress Disorder)CertaintyLowSourceTheoreticalnot used for recommendations1 other source
Slow, paced breathing is incorporated into trauma therapies for PTSD to reduce hyperarousal and support emotion regulation.
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 PTSD (Post-Traumatic Stress Disorder)Show studies (1)
Expert opinion50% confidenceSlow, paced breathing is integrated into trauma therapies to reduce hyperarousal and improve emotion regulation in PTSD.
What was studied in coherent breathing (4 studies)
Few studies looked at coherent breathing itself. Here is each one and what it measured.
A randomized controlled trial · 400 people · Effect of coherent breathing on mental health and wellbeing: a randomised placebo-controlled trial. (2023)
Measured: Antidepressant Effect, Mood Improvement, Stress Resilience Improvement, Anxiety Reduction, Sleep Quality Improvement
A randomized controlled trial · 30 people · Treatment of Major Depressive Disorder with Iyengar Yoga and Coherent Breathing: A Randomized Controlled Dosing Study. (2017)
Measured: Antidepressant Effect, Depression, Major Depressive Disorder, Muscle Ache (Myalgia)
A randomized controlled trial · 30 people · Treatment of Major Depressive Disorder with Iyengar Yoga and Coherent Breathing: A Randomized Controlled Dosing Study. (2017)
Measured: Antidepressant Effect, Depression, Major Depressive Disorder, Muscle Ache (Myalgia), Anxiety Increase
A small pilot study · 15 people · Breathing therapy for patients with medically unexplained physical symptoms and dysfunctional breathing: A pilot and feasibility trial. (2025)
Measured: Mood Improvement, Respiratory Health Support, Analgesic Effect, Digestion Improvement, Allergy Symptom Relief, Improve Heart Rate Variability (HRV)
Studied only as breathwork in general, not tested in coherent breathing yet
These results come from studies of breathwork as a whole. No study of coherent breathing has looked at them yet.
Lung Capacity Improvement (Medium · 22 trials) · COPD (Chronic Obstructive Pulmonary Disease) (Medium · 19 trials) · Physical Endurance Increase (Medium · 14 trials) · Blood Pressure Support (Medium · 11 trials) · Fatigue Reduction (Medium · 8 trials) · Lung Cancer (High · 8 trials) · and 18 more
Side effects
4 listedHighest probability
- →Muscle Ache (Myalgia)CertaintyLowSourceClinical2 cited studies
Two randomized trials in people with depression, each involving 30 participants and published in 2017, reported transient muscle soreness.
What the sources found
0 not observed · 0 unclear · 2 reportedconfidence 45/100
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
- People with a condition
- Depression
- Major Depressive Disorder
Where the evidence comes from
- Article2
Protocol behind this outcome
2 protocolsMeasuredWhat the studies reporting this result did.
90 min
- Course
- 12 weeks
- Intensity
- Low
- Format
- Group
- Supervision
- Instructor-led
A repeated course
Open Muscle Ache (Myalgia)Show studies (2)
RCTCnegativen=3045% confidence2017Transient muscle soreness
Low-quality journalOpen-labelNo control groupCompleters onlyRCTCnegativen=3045% confidence2017Transient muscle soreness
Low-quality journalOpen-labelCompleters only - →Anxiety IncreaseCertaintyLowSourceClinical1 cited study · 1 other source
A 2017 trial involving 30 people with depression reported distressing thoughts during at-home Coherent Breathing.
What the sources found
0 not observed · 0 unclear · 2 reportedconfidence 38/100
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
- Depression
Where the evidence comes from
- Article1
- Community reports1
Open Anxiety IncreaseShow studies (2)
RCTCnegativen=3045% confidence2017Distressing thoughts during coherent breathing at home
Low-quality journalOpen-labelCompleters onlyCommunity reportsnegative30% confidenceThis effect was mentioned in 4 of 256 community reports discussing it (Reddit 2, YouTube 2).
- →DizzinessCertaintyLowSourceReference knowledge2 other sources
Dizziness can occur when breathing becomes excessively deep or involves overbreathing; the reference advises reducing breath depth or pausing if symptoms develop.
What the sources found
0 not observed · 0 unclear · 2 reportedconfidence 45/100
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 DizzinessShow studies (2)
Reference knowledgenegative55% confidenceDizziness can occur if breathing becomes excessively deep or causes overbreathing; reduce the depth or pause if symptoms develop.
Community reportsnegative35% confidenceThis effect was mentioned in 4 of 223 Reddit reports discussing it.
- →Paresthesia (Tingling/Numbness)CertaintyLowSourceReference knowledge1 other source
Tingling can occur if breathing becomes excessively deep and lowers carbon dioxide; the reference advises breathing gently and stopping if symptoms persist.
What the sources found
0 not observed · 0 unclear · 1 reportedconfidence 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
- Reference knowledge1
Open Paresthesia (Tingling/Numbness)Show studies (1)
Reference knowledgenegative50% confidenceTingling can occur if breathing becomes excessively deep and lowers carbon dioxide; breathe gently and stop if symptoms persist.
Don't do it if
When to skip it or get medical advice first3 listedHighest probability
- →Heart ArrhythmiaCertaintyLowSourceReference knowledgeTheoretical
For people with untreated or symptomatic arrhythmias, coherent breathing may interfere with intrinsic cardiac rhythm regulation through its modulation of respiratory sinus arrhythmia.
Where the evidence comes from
- Reference knowledge
Confidence
confidence 80/100
Open Heart ArrhythmiaRationale
Respiratory sinus arrhythmia modulation via coherent breathing may interfere with intrinsic cardiac rhythm regulation in individuals with untreated or symptomatic arrhythmias.
- →Panic DisorderCertaintyLowSourceReference knowledgeTheoretical
In susceptible people, especially early in practice, focusing on the breath and controlling it may trigger interoceptive fear and panic attacks.
Where the evidence comes from
- Reference knowledge
Confidence
confidence 75/100
Open Panic DisorderRationale
Breath-focused attention and controlled breathing may trigger interoceptive fear and panic attacks in susceptible individuals, especially during early practice.
- →Recent StrokeCertaintyLowSourceReference knowledgeTheoretical
During the acute post-stroke phase, autonomic instability and impaired cerebrovascular reactivity may make breath control a risk for cerebral hypoperfusion or hypertension.
Where the evidence comes from
- Reference knowledge
Confidence
confidence 75/100
Open Recent StrokeRationale
Autonomic instability and impaired cerebrovascular reactivity in the acute post-stroke phase may be exacerbated by breath control, risking cerebral hypoperfusion or hypertension.
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.6 listed- COPD (Chronic Obstructive Pulmonary Disease)left out by 2 trials
PubMed links (2)
Left out by one trial each (5)
- Drug Addictionleft out by 1 trial
PubMed links (1)
- Allergies (General)left out by 1 trial
PubMed links (1)
- Asthmaleft out by 1 trial
PubMed links (1)
- Bipolar Disorderleft out by 1 trial
PubMed links (1)
- Psychosisleft out by 1 trial
PubMed links (1)
Also listed for breathwork in general (written by our reviewers)
Precautions from the Breathwork page. They are for breathwork as a whole and may not all fit coherent breathing.
Aortic Aneurysm · Epilepsy · Pheochromocytoma · Bipolar Mania · Psychosis · Unstable Heart Disease (Unstable Angina / Decompensated Heart Failure)
Interactions
Combine with caution
Highest severity first
- →CaffeineTheoreticalCaution
Caffeine can increase sympathetic tone and resting heart rate, potentially counteracting Coherent Breathing’s parasympathetic goal and causing palpitations or anxiety during practice.
- →SupplementsBeta-AlanineTheoreticalCaution
Beta-Alanine can cause tingling or numbness that may trigger hyperventilation or anxiety during breath control, disrupting the calm state needed for Coherent Breathing.
Okay to combine with
Highest probability of useful synergy
- →PracticesMeditationCertaintyMediumSourceReference knowledgePotentiating
Coherent Breathing may serve as a pre-meditation anchor by stabilizing attention and deepening physiological calm.
- →SupplementsMagnesiumCertaintyMediumSourceReference knowledgeAdditive
Magnesium supports GABAergic activity and reduces neuronal excitability, which may enhance Coherent Breathing’s calming effects on the nervous system.
- →SupplementsLavender ExtractCertaintyMediumSourceReference knowledgeAdditive
Pharmacology references describe Lavender Extract as having anxiety-reducing properties that may complement Coherent Breathing by reducing autonomic arousal and improving parasympathetic response.
- →PracticesProgressive Muscle RelaxationCertaintyMediumSourceReference knowledgeComplementary
Combining Coherent Breathing with Progressive Muscle Relaxation is described as producing greater reductions in muscle tension and anxiety than either practice alone.
Where the evidence comes from
- Reference knowledge
Open Progressive Muscle RelaxationConfidence
confidence 65/100
- →PracticesHRV Biofeedback TrainingCertaintyMediumSourceTheoreticalComplementary
A potential synergy with HRV Biofeedback Training is theoretical.
- →SupplementsL-TheanineCertaintyMediumSourceTheoreticalAdditive
A potential synergy with L-Theanine is theoretical.
Weakens or is weakened by
Highest probability
- →SupplementsNicotineCertaintyMediumSourceReference knowledgeCompetitive
Nicotine increases heart rate and sympathetic tone, opposing coherent breathing’s goals of parasympathetic activation and HRV enhancement.
- →PracticesHigh-Intensity Interval Training (HIIT)CertaintyMediumSourceReference knowledgeCompetitive
Doing coherent breathing immediately after High-Intensity Interval Training (HIIT) may be counterproductive while sympathetic activation persists; recovery requires time for autonomic rebalancing.
Where the evidence comes from
- Reference knowledge
Open High-Intensity Interval Training (HIIT)Confidence
confidence 60/100
Low probability(1)(1)(0)
- →SupplementsCaffeineCertaintyLowSourceTheoreticalCompetitive
Caffeine is considered a theoretical antagonist to this practice; the proposed effect is not established.
Where the evidence comes from
- Expert opinion
Confidence
confidence 50/100
Also listed as a dangerous interaction (caution) — take care when combining; the dangerous entry names the risk.
Open Caffeine
How it works
The mechanisms this practice works through5 listed · 0 established- End-tidal CO2 (EtCO2) normalizationRespiratoryproposed
The breathing exercises aimed to normalize end-tidal CO2 levels, reducing hyperventilation and hypocapnia. Improved EtCO2 was noted at three months post-intervention.
- Heart rate variability (HRV)Vagal afferent activationproposed
Coherent breathing at 5 bpm and ujjayi breathing activate vagal afferents, potentially increasing HRV and improving mood.
- Prefrontal cortex activityBrain rhythmsproposed
Slow nasal respiration has been linked to slow brain rhythms and modulation of gamma activity in the medial prefrontal cortex, potentially affecting emotion regulation.
- Vagal afferentsVagal activationproposed
Coherent breathing and ujjayi breathing activate vagal afferents, potentially improving heart rate variability and sympatho-vagal balance.
- Vagal stimulation / sympathovagal balanceAutonomic nervous systemproposed
Coherent (resonance) breathing at 5-6 breaths per minute is suggested to support autonomic balance via vagal stimulation, as measured through heart rate variability (HRV).
Variations
3 documentedTypical protocol
4 protocolsEstimatedAcross every study of this practice, whatever the variation.
90 min · 4×/week
- Course
- 9 weeks
- Rounds
- 1
- Breathing rate
- 5–5.5/min
- Intensity
- Low
- Format
- Group
- Supervision
- Instructor-led
A repeated course
100% of the corpus contributed
Self-Guided Daily Coherent Breathing
Beginner8/1010–20 min · Daily
Self-Guided Daily Coherent Breathing
Beginner8/1010–20 min · Daily10–20 min · Daily
Editorial- How often
- Daily
- Intensity
- Low
- Time of day
- Any time
- Where
- Indoors
- Research depth
- Minimal
This format is designed for beginners who want to build a regular breathing habit and practice independently as part of managing daily stress.
No equipment needed.
How it's done6 steps · 3 cues · 3 common mistakes
A general description of the practice, not instruction or medical advice.
Steps
- Sit comfortably in a chair or lie down on your back, with your spine straight.
- Close your eyes and begin to breathe softly through your nose, directing the breath into your belly.
- Inhale gently for a count of 6 seconds, allowing your abdomen to expand.
- Exhale smoothly and without force for a count of 6 seconds, allowing your abdomen to fall.
- Continue this pattern, focusing on the smooth, continuous flow of the breath without pausing between the inhale and exhale.
- If 6 seconds feels too long, start with a 4-second inhale and 4-second exhale, gradually working up to 6 seconds.
Cues
- · Breathe softly, as if creating a gentle breeze.
- · Keep your face, jaw, and shoulders relaxed.
- · The exhale should feel like a release, not a push.
Common mistakes
- Forcing the breath or taking deep, gulping inhales.
- Holding the breath at the top or bottom of the cycle.
- Breathing into the upper chest instead of the belly.
Studied protocols1 on file
- 10 min· 7×/week· 4 weeks· Rounds 1, 5.5/min· n=400· A repeated coursePMID 38092805
Yoga-Integrated Coherent Breathing
Intermediate7/10supervision recommended60–90 min · Every other day
Yoga-Integrated Coherent Breathing
Intermediate7/10supervision recommended60–90 min · Every other day60–90 min · Every other day
Editorial- How often
- Every other day
- Intensity
- Low
- Time of day
- First half of the day
- Where
- Indoors
- Research depth
- Minimal
This variation places coherent breathing within a longer mind-body session, combining it with gentle yoga and relaxation. It is intended for people seeking a guided practice focused on mood and stress resilience.
Equipment: yoga mat, yoga blocks (optional), blanket (optional)
How it's done6 steps · 3 cues · 3 common mistakes
A general description of the practice, not instruction or medical advice.
Steps
- Begin with 45-60 minutes of gentle yoga postures designed to open the chest and release tension in the body.
- Transition into a deep relaxation pose, such as Savasana, for about 10 minutes, using a gentle Ujjayi breath.
- Shift the breath to a soft, nasal, diaphragmatic pattern.
- Establish a coherent breathing rhythm by inhaling for a count of 6 and exhaling for a count of 6.
- Maintain this 5-breaths-per-minute pace for a dedicated 20-minute period.
- Conclude the session with a few minutes of quiet reflection.
Cues
- · Let the breath be the bridge between the physical postures and the meditative state.
- · Maintain a soft gaze or closed eyes during the breathing portion.
- · The sound of the breath should be barely audible.
Common mistakes
- Rushing the transition from movement to stillness.
- Using the Ujjayi breath during the coherent breathing portion, which is meant to be soft and unforced.
- Losing the breath count due to mental distraction.
Studied protocols1 on file
- 90 min· 12 weeks· 5/min· n=30· A repeated coursePMID 28296480
Educational Workshop Coherent Breathing
Beginner6/10supervision recommended60–90 min · Weekly
Educational Workshop Coherent Breathing
Beginner6/10supervision recommended60–90 min · Weekly60–90 min · Weekly
Editorial- How often
- Weekly
- Intensity
- Very low
- Time of day
- Any time
- Where
- Indoors
- Research depth
- Minimal
This group format pairs the breathing practice with education about respiratory anatomy, physiology, and the autonomic nervous system. It may suit people who value learning the rationale for a technique and practicing in a supportive group.
No equipment needed.
How it's done6 steps · 3 cues · 3 common mistakes
A general description of the practice, not instruction or medical advice.
Steps
- Participate in a group discussion and educational segment on the mechanics of breathing and the autonomic nervous system.
- Find a comfortable seated or lying position.
- Follow the instructor's guidance to establish a soft, nasal, diaphragmatic breath.
- Synchronize your breath with a pacer or the instructor's voice, inhaling for 6 seconds and exhaling for 6 seconds.
- Practice the coherent breathing pattern for 15-20 minutes.
- Engage in a group reflection period to share experiences and ask questions.
Cues
- · Listen to the instructor's cues as a guide, not a command.
- · Focus on the sensation of the breath moving in and out of the body.
- · There is no need to achieve a perfect state; simply observe.
Common mistakes
- Comparing your experience to others in the group.
- Over-analyzing the technique instead of simply feeling it.
- Breathing at a pace that feels uncomfortable instead of adjusting to a personal rhythm.
How to start
Community experience
Based on 269 public posts from Reddit, YouTube, Bluesky, and Hacker News.
What people report it did
16 outcomes mentioned across 269 public reports. A report often mentions several, so these counts do not add up to the total.
Reported benefits14
- Anxiety Reduction90 mentions
- Improve Heart Rate Variability (HRV)36 mentions
- Parasympathetic Activation20 mentions
- Stress Resilience Improvement20 mentions
- Sleep Quality Improvement16 mentions
- Present Moment Awareness15 mentionsnot studied
- Vagal Tone Improvement15 mentions
- Blood Pressure Support15 mentions
- Mood Improvement14 mentions
- Biorhythm Regulation14 mentionsnot studied
- Sleep Onset Improvement10 mentions
- Concentration Improvement7 mentionsnot studied
- Emotional Regulation Improvement6 mentions
- Interoception Improvement5 mentionsnot studied
Reported side effects2
- Hyperventilationnot studied
- Nauseanot 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
Session lengthas written
References
4 screened · 4 analysed · 5 listed below
Studies and sources cited on this page. Evidence quality varies — check the grade on each.
- Effect of coherent breathing on mental health and wellbeing: a randomised placebo-controlled trial.Sci Rep2023RCTBn=400
- Treatment of Major Depressive Disorder with Iyengar Yoga and Coherent Breathing: A Randomized Controlled Dosing Study.J Altern Complement Med2017RCTCn=30
- Treatment of Major Depressive Disorder with Iyengar Yoga and Coherent Breathing: A Randomized Controlled Dosing Study.Altern Complement Ther2017RCTCn=30
- Breathing therapy for patients with medically unexplained physical symptoms and dysfunctional breathing: A pilot and feasibility trial.PLoS One2025Pilot studyDn=15
- Expert knowledge synthesis