Status:

RECRUITING

Menstrual-phase-dependent Differences in Response to Sleep Loss

Lead Sponsor:

Brigham and Women's Hospital

Collaborating Sponsors:

National Heart, Lung, and Blood Institute (NHLBI)

Conditions:

Sleep Deprivation

Eligibility:

FEMALE

18-35 years

Phase:

NA

Brief Summary

This study is designed to assess how healthy premenopausal women respond to different patterns of sleep loss at different times in the menstrual cycle.

Detailed Description

During a 1.5-week inpatient laboratory protocol, participants will undergo one of two parallel sleep conditions during either the follicular or luteal phase of the menstrual cycle (4 study arms total)...

Eligibility Criteria

Inclusion

  • Female
  • 18-35 years old
  • Regular menstrual cycle between 26-35 days in duration
  • Not using any form of hormonal contraception for at least the prior 3 months
  • Regular sleep patterns (7-9 hours/night)
  • Not taking any medications or supplements
  • Weight \>110 lb
  • BMI between 18.5 and 29.5 kg/m2

Exclusion

  • Primary sleep disorder
  • History of shift work
  • Transmeridian travel in the previous 3 months
  • Presence of acute or chronic disease, including but not limited to: diabetes, metabolic disorders, psychiatric illness, reproductive disorders
  • Current pregnancy, \< 6 months postpartum, and/or breastfeeding
  • Blood donation in the past 8 weeks
  • Extreme morning or evening chronotype

Key Trial Info

Start Date :

October 17 2022

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

March 31 2026

Estimated Enrollment :

100 Patients enrolled

Trial Details

Trial ID

NCT05381532

Start Date

October 17 2022

End Date

March 31 2026

Last Update

September 19 2025

Active Locations (1)

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Brigham and Women's Hospital

Boston, Massachusetts, United States, 02115