Leg power linked to brain boost during exercise, study finds
NCT ID NCT07575802
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at 256 healthy adults to see if leg muscle strength and power can predict how the brain responds during exercise. Participants did strength tests and cycling while brain activity was measured with a special light-based scanner. The goal was to understand the connection between physical fitness and brain function, not to test a treatment.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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256 people
The number who actually took part.
- Started
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Mar 2025
- Finished
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Mar 2025
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 60 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Healthy adults aged between 18.00 and 60.00 years. 2. Must be able to perform standardized lower-limb physical assessments, including isokinetic strength testing and explosive power tests (e.g., CMJ, SJ, and 30m sprints). 3. Capability to complete a 6-minute aerobic cycling task at a moderate intensity (60% VO\_2max). 4. Physically cleared for exercise as determined by a Physical Activity Readiness Questionnaire (PAR-Q). 5. Willingness to undergo functional near-infrared spectroscopy (fNIRS) monitoring with a Scalp Coupling Index (SCI) ≥ 0.7. Exclusion Criteria: 1. History of musculoskeletal injuries to the lower limbs within the past 6 months that would impede maximum voluntary contraction (MVC) or high-intensity efforts. 2. Known cardiovascular, respiratory, or neurological conditions that contraindicate maximal exercise testing (VO\_2max ramp protocol). 3. Body Mass Index (BMI) or health status that prevents the safe completion of high-impact explosive power tests like the 30cm drop jump (RSI assessment). 4. Presence of excessive motion artifacts or poor fNIRS signal quality, specifically a Signal-to-Noise Ratio (SNR) \< 5 dB or motion artifact frame ratio ≥$ 10%.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Moscow State University of Sport and Tourism
Moscow, 117519, Russia
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