Fitness
Sit-to-Stand (30s)
See how this fitness assessment is named and expressed for clear, consistent reference.
- How it's examined
- physical
- Value type
- numeric
- Unit
- reps
- Better when
- higher is better
- Plausible min
- 0
- Plausible max
- 40
- How often
- monthly
Moved by
Interventions that trials measured against this marker, and which way it moved.No trial has measured Sit-to-Stand (30s) against an intervention in this library yet.
Via effects
Interventions targeting an effect this marker tracks. Trials did not measure the marker itself.Physical Strength Increase
Muscle Preservation
Full write-up
What is it
Sit-to-Stand (30s) is a fitness assessment based on repeatedly moving from a seated position to standing during a 30-second interval. It expresses performance as a repetition count, providing a clear, consistent way to describe this movement-based measure.
How to measure it
Perform the Sit-to-Stand (30s) test for 30 seconds and count the number of repetitions completed. Record the result in reps.
Repeat the measurement monthly, using the same procedure each time so results can be compared from month to month. Interpret changes by comparing the number of repetitions with your previous measurements; higher results indicate better performance.
What good looks like
For Sit-to-Stand (30s), a more favorable result is a higher number of completed repetitions, with the plausible range serving as orientation rather than a verdict. A personal target is most useful when it reflects your own usual performance and the direction you want to maintain or improve, rather than a single fixed standard for everyone.
The trend across monthly readings matters more than one result. Look for a sustained pattern over several measurements: readings that remain similar suggest stability, while a consistent change is more informative than an isolated higher or lower value. Interpret progress in the context of how the test was performed each time.
Readings are easiest to compare when the same device or counting method, time of day, and technique are used consistently. Differences in equipment, timing, or how the movement is performed can change the result without representing a meaningful change in performance. Record the surrounding conditions so that later readings are judged against comparable measurements.
What moves it
No intervention in the evidence measured the Sit-to-Stand (30s) marker directly. Because higher repetitions indicate a better result, the findings below should be read as indirect: these interventions target related effects, though trials did not measure this marker itself.
For related physical strength, studies point toward improvement with Caffeine, Creatine, Tai Chi, Swimming, Ashwagandha, and Cycling. These findings concern strength or performance measures rather than the number of Sit-to-Stand repetitions, so they do not establish that any of these interventions will change this specific result.
For muscle preservation, related findings point toward improvement with Whey Protein, L-Leucine, Creatine, Collagen, Coenzyme Q10, and Quercetin. This group addresses preservation or increases in lean or fat-free mass, which may be relevant to sit-to-stand performance but is not the same as directly measuring it.
For balance-related effects, improvement has been reported with Tai Chi, Cycling, Swimming, TENS / EMS Therapy, Caffeine, and Yoga. These results involve balance, mobility, or fall-related outcomes, not this marker directly. The interventions were studied over timeframes ranging from acute test sessions to 12 months, so the timing of any change in Sit-to-Stand performance cannot be inferred from these related outcomes.