🏛️ Verified NIH Record • Updated 2025-11-13
Behavioral Chronotype: Impact on Sleep and Metabolism (NCT03647306)
🔵 Active, Not Recruiting Observational / Diagnostic 🧠 Behavioral & Psychological Program Sponsor: University of Chicago
🩺 Plain-English Summary (8th-Grade Level)
The purpose of this study is to examine how the timing of eating changes how the body makes and uses energy (metabolism). This study will also examine if metabolism changes with age.
Who can join: Review the eligibility criteria below.
Location: University of Chicago — Chicago, Illinois
Age range: 30 Years to 75 Years
🧪 Interventions in This Study
- Early Total Caloric Intake (BEHAVIORAL)
- Late Total Caloric Intake (BEHAVIORAL)
- Extended Overnight Fast (BEHAVIORAL)
📋 "Do I Qualify?" — 1-Minute Self Screener
Instant ChecklistFull eligibility criteria are available on the official NIH protocol. View the criteria ↗
📍 All Participating Trial Locations (1 Sites)
- University of Chicago — Chicago, Illinois
💰 Cost, Insurance & Patient Rights
- 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
- Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
- Voluntary Participation: You may withdraw at any time without affecting your standard medical care.
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💡 How to Participate
- Check the checklist above to see if you may qualify.
- Review the official NIH record below to find the coordinating site.
- Ask about the visit schedule, what is covered at no cost, and any travel support.
- Confirm with your own doctor before making a decision.