- Conditions
- Sleep Wake Disorders, Sleep Disorders, Circadian Rhythm, Sleep Disorders, Intrinsic, Advanced Sleep Phase Syndrome (ASPS), Advanced Sleep Phase Syndrome, Advanced Sleep Phase, Delayed Sleep Phase, Delayed Sleep Phase Syndrome, Non-24 Hour Sleep-Wake Disorder, Irregular Sleep-Wake Syndrome, Shift-Work Sleep Disorder, Shift Work Type Circadian Rhythm Sleep Disorder, Delayed Phase Sleep Syndrome
- Interventions
- sleep-wake timing, constant routine
- Behavioral
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2025
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–4
of 4
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Sleep Disorders, Circadian Rhythm, Circadian Rhythm Disorders, Circadian Rhythm Sleep Disorder, Advanced Sleep Phase Syndrome (ASPS), Delayed Sleep Phase Syndrome, Sleep Wake Disorders, Sleep Disorder
- Interventions
- dim light melatonin onset (DLMO)
- Other
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 50 participants
- Timeline
- 2021 – 2024
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Shift-Work Sleep Disorder, Shift Work Type Circadian Rhythm Sleep Disorder, Sleep Disorders, Circadian Rhythm, Sleep Disorders, Intrinsic, Advanced Sleep Phase Syndrome (ASPS), Advanced Sleep Phase Syndrome, Advanced Sleep Phase, Delayed Sleep Phase, Delayed Sleep Phase Syndrome, Non-24 Hour Sleep-Wake Disorder, Irregular Sleep-Wake Syndrome
- Interventions
- Short Nap Intervention, No Nap Intervention
- Behavioral
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 5 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2025
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Circadian Rhythm Sleep Disorder
- Interventions
- Not listed
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 156 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2024
- U.S. locations
- 1
- States / cities
- Chicago, Illinois