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ClinicalTrials.gov public records Last synced Sep 12, 2026, 10:24 PM EDT

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Showing 1–5 of 5 matching trials from the live ClinicalTrials.gov search.
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Conditions
Delayed Sleep Phase Syndrome
Interventions
Increase morning bright light, Decrease evening blue light, Sleep Scheduling, Monitor sleep, mood, and substance use
Other · Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
13 Years to 15 Years
Enrollment
115 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Real-World Use of an iPad-Based Light Therapy App, With Optional Biomarker Collection

NCT07744711
Conditions
Circadian Rhythms
Interventions
Circadian OS iPad-based light app
Device
Lead sponsor
Circadian OS, Inc
Industry
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Recruiting Not applicable Interventional Accepts healthy volunteers

Caregiver Stress and Sleep Study

NCT05219955
Conditions
Depressive Symptoms, Caregiver Burden
Interventions
Morning Action Plan Execution, Activity Strategy-based Session with Therapist, Attention-based Session with Therapist, Advance sleep-wake time
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
55 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Light Timing Study

NCT04753190
Conditions
Chronobiology, Light, Sleep, Circadian Rhythm, Adolescence
Interventions
Baseline Sleep Satiation and Phase Stabilization, Gradually Shifted Sleep
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 20 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Sleep Phase Rhythm Disturbance, Sleep Deprivation
Interventions
Morning Light Therapy, Assigned Sleep Times, Goggles
Behavioral · Device
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 75 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
New York, New York