New study tracks Girls' periods to uncover early signs of hormone problems

NCT ID NCT03986021

First seen Oct 31, 2025 · Last updated Jun 05, 2026 · Updated 35 times

Summary

This study follows healthy girls ages 8-14 and those at risk for PCOS to learn how their periods become regular in the first two years after their first period. Researchers will collect urine samples, diaries, and other health data every six months. The goal is to better understand normal puberty and catch early signs of hormone issues like PCOS.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Study contacts

  • Contact

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

  • Contact

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

Locations

  • NIEHS Clinical Research Unit (CRU)

    RECRUITING

    Research Triangle Park, North Carolina, 27709, United States

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

Conditions

Explore the condition pages connected to this study.

Conditions inferred from the trial description

These were inferred from the trial's summary, not listed by the trial registrant.