Scientists dive deep into the biology of body weight

NCT ID NCT00428987

First seen Nov 01, 2025 · Last updated May 08, 2026 · Updated 25 times

Summary

This study aims to describe the physical and behavioral traits of overweight and obese adults compared to healthy-weight individuals. Researchers will measure hormones, metabolism, food preferences, fitness, sleep, and thinking patterns in 2,000 participants over 18. The goal is to better understand the internal codes that influence body weight, not to test a treatment.

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Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • National Institutes of Health Clinical Center

    RECRUITING

    Bethesda, Maryland, 20892, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

Conditions

Explore the condition pages connected to this study.