- Conditions
- Vaccine Response, Sleep, Circadian Rhythm Disorders
- Interventions
- Melatonin, Phillips Actiwatch Spectrum Plus
- Dietary Supplement · Device
- Lead sponsor
- Walter Reed National Military Medical Center
- Federal
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 200 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2025
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
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