Diurnal Strength Variation

Starting soon · Not applicable

Conditions studied: Healthy Adult, Exercise

In brief

Healthy individuals will be tested at different times of day to determine whether exercise at a non-expected time results in poorer performance.

Key facts

Study ID

NCT07711340

Run by

Stanford University

People needed

20

Starts

2026-08-01

Expected to finish

2026-12-31

Last updated by the study team

2026-07-17

Who can join

Age: 18 and older, up to 25. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Healthy
• 18-25 years old
• Lower body exercise three or more times per week, all at the same time of day (within 2 hour window)
• Regular meal times (±1 hour window)
• Regular sleep times (±1 hour window)

You may not qualify if…

• Active or uncontrolled mental or physical health issues
• Current musculoskeletal injury

Where it is running

• Stanford University — Stanford, California, United States

Full record on ClinicalTrials.gov

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