Not yet recruiting NCT07711340
Diurnal Strength Variation
For patients and families
In plain language
An automatic summary of structured registry data. It is an orientation aid, not a substitute for the official protocol or a physician assessment.
- What is being studied
- The protocol lists: Time-driven dosing.
- Who it may be relevant to
- Registry conditions: Healthy Adult, Exercise. Basic parameters: 18 years — 25 years · All.
- What needs checking
- Age, condition and sex are only basic indicators. Prior treatment, laboratory values and other mandatory requirements appear in the eligibility criteria below.
- Where it takes place
- United States
- Next step
- Save the trial, show it to the treating physician, and confirm current recruitment with the study center. Costs, documents and travel →
Unsure about the terms? Read our patient guide →
Official title
Exercise Timing and Lower Limb Biomechanics
Overview
Healthy individuals will be tested at different times of day to determine whether exercise at a non-expected time results in poorer performance.
Interventions
- Behavioral Time-driven dosing
Three hours earlier or later than usual exercise
Primary outcome measures
- Isometric quadriceps strength [Time frame: 15 minutes]
Secondary outcome measures (2)
- Isometric hamstring strength [Time frame: 15 minutes]
- Isokinetic hamstring/quad strength [Time frame: 15 minutes]
Eligibility criteria
Inclusion criteria
- 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)
Exclusion criteria
- Active or uncontrolled mental or physical health issues
- Current musculoskeletal injury
Criteria are shown verbatim from the registry (in English). Final eligibility is always assessed by the study center.
Healthy volunteers: Yes
Study design
- Allocation
- Randomized
- Model
- Crossover
- Masking
- Single blind
- Primary purpose
- Basic science
Study locations
United States · 1 center
- Stanford University — Stanford
Identifiers
NCT: NCT07711340 · 87320