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ClinicalTrials.gov public records Last synced Oct 30, 2026, 4:44 AM EDT

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Showing 1–24 of 105 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Sleep timing Clear all
Recruiting Not applicable Interventional

Circadian Light Exposure Adjustment for Restfulness

NCT07391852
View directory record Official record
Conditions
Sleep Onset Latency
Interventions
Amber Tinted Glasses, Clear Glasses, Smart Lightbulbs
Device
Lead sponsor
University of Arizona
Other
Eligibility
60 Months to 83 Months
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 30, 2026, 4:44 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Melatonin Levels in Smith Magenis Syndrome (SMS)

NCT00691574
View directory record Official record
Conditions
Chromosome Disorders
Interventions
Melatonin, Enviro-light artificial light box
Dietary Supplement · Device
Lead sponsor
Oregon Health and Science University
Other
Eligibility
3 Years to 85 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1998 – 2009
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 27, 2019 · Synced Oct 30, 2026, 4:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Novel Methods for Ascertainment of Gout Flares -A Pilot Study

NCT02855437
View directory record Official record
Conditions
Gout
Interventions
IVR (Phone call), RheumPro (Smartphone application)
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 28, 2019 · Synced Oct 30, 2026, 4:44 AM EDT
Not yet recruiting Not applicable Interventional

Aerobic Exercise as a Countermeasure for Night Shift Associated Circadian Misalignment

NCT07668622
View directory record Official record
Conditions
Healthy, Circadian Misalignment
Interventions
Exercise
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 40 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 30, 2026, 4:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Sleep and Meal Timing on Food Intake Regulation

NCT02347020
View directory record Official record
Conditions
Obesity, Diabetes Mellitus, Type II, Cardiovascular Disease
Interventions
Normal Sleep/ Normal Meal, Normal Sleep/ Late Meal, Late Sleep/ Normal Meal, Late Sleep/ Late Meal
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
20 Years to 49 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 12, 2016 · Synced Oct 30, 2026, 4:44 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Changes in 24-hour Activity Cycle Behaviors During a Time-Restricted Eating Intervention in College-Aged Women

NCT07520786
View directory record Official record
Conditions
Sleep Quality, Compliance, Physical Activity, Sedentary Behaviors, Sleep Duration
Interventions
Time Restricted Eating, Control
Behavioral
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 26 Years · Female only
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 9, 2026 · Synced Oct 30, 2026, 4:44 AM EDT
Completed No phase listed Observational

Validation of Circadian Biomarkers in Patients With Sleep Disorders

NCT04690504
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 6, 2024 · Synced Oct 30, 2026, 4:44 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Sleep Loss and Circadian Misalignment - Mechanisms of Insulin Resistance

NCT07494084
View directory record Official record
Conditions
Shift Work Schedule, Circadian Rhythm, Insulin Resistance, Circadian Misalignment
Interventions
Metyrapone And Hydrocortisone, Dextrose, insulin
Drug
Lead sponsor
Washington State University
Other
Eligibility
18 Years to 45 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Spokane, Washington
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 30, 2026, 4:44 AM EDT
Recruiting Not applicable Interventional

A Pilot of a Personalized Circadian mHealth to Improve Sleep in Night Shift Workers

NCT06809335
View directory record Official record
Conditions
Shift Work Sleep Disorder
Interventions
Personalized circadian mHealth
Other
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Novi, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced Oct 30, 2026, 4:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The i Heart Rhythm Project: Healthy Sleep and Behavioral Rhythms for Obesity Prevention

NCT04445740
View directory record Official record
Conditions
Obesity Prevention
Interventions
i♥rhythm project
Behavioral
Lead sponsor
Baylor College of Medicine
Other
Eligibility
5 Years to 60 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 25, 2023 · Synced Oct 30, 2026, 4:44 AM EDT
Completed No phase listed Observational

Associations of Socioeconomic Adversity and Sleep With Allostatic Load Among Toddlers

NCT03419871
View directory record Official record
Conditions
Sleep Disorder
Interventions
Monitoring Sleep, stress biomarkers
Other
Lead sponsor
Yale University
Other
Eligibility
12 Months to 15 Months
Enrollment
100 participants
Timeline
2015 – 2019
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 7, 2021 · Synced Oct 30, 2026, 4:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impact of Sleep Restriction on Performance in Adults

NCT02960776
View directory record Official record
Conditions
Sleep, Obesity, Sleep Restriction
Interventions
Sleep Restriction (SR)
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
20 Years to 75 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 3, 2025 · Synced Oct 30, 2026, 4:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Goodnight Screen Media Study

NCT05820555
View directory record Official record
Conditions
Sleep, Sleep Hygiene
Interventions
Timed evening technology and digital media use (tablet use), no technology and digital media use (screen media use)
Behavioral
Lead sponsor
Baylor College of Medicine
Other
Eligibility
48 Months to 59 Months
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 5, 2026 · Synced Oct 30, 2026, 4:44 AM EDT
Recruiting Not applicable Interventional

Risk and Resilience to Suicide Following Late-Life Spousal Bereavement

NCT06191484
View directory record Official record
Conditions
Suicide, Bereavement
Interventions
WELL Behavioral Probe
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
65 Years and older
Enrollment
169 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Oct 30, 2026, 4:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mechanisms Underlying the Blood Pressure Lowering Effect of Sleep

NCT03043963
View directory record Official record
Conditions
Hypertension
Interventions
Sleep Extension, Sleep Timing
Behavioral
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
25 Years to 70 Years
Enrollment
270 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 21, 2023 · Synced Oct 30, 2026, 4:44 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Feasibility and Acceptability of Remote Saliva Collection

NCT07884474
View directory record Official record
Conditions
Survivors of Childhood Cancer, Acute Lymphoblastic Leukemia, Childhood
Interventions
Salivary Cortisol Collection, Blood Biomarker Collection, Hair Cortisol Collection, Nail Cortisol Collection, WatchPAT Sleep Assessment, Morning and Evening Diaries, MEMS Cap Adherence Monitoring, OnTimePoint Application, Survey and Questionnaire Assessment
Diagnostic Test · Behavioral · Other
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
8 Years to 18 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 20, 2026 · Synced Oct 30, 2026, 4:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Experimental Changes in Children's Sleep Duration and Timing: Effect on Obesity and Type 2 Diabetes Risk

NCT02979860
View directory record Official record
Conditions
Type2 Diabetes, Sleep
Interventions
Sleep duration 90 min, Sleep duration 45 min, Sleep timing
Behavioral
Lead sponsor
Temple University
Other
Eligibility
8 Years to 11 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 26, 2021 · Synced Oct 30, 2026, 4:44 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Parents Advancing Toddler Health

NCT04824989
View directory record Official record
Conditions
Sleep Problem, Behavior, Child
Interventions
Sleep Health in Preschoolers (SHIP), Family Check-Up (FCU), Oral Health, Child Safety, and Environmental Health Intervention (Active Control)
Behavioral
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
18 Months to 48 Months
Enrollment
305 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
2
States / cities
Denver, Colorado • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 30, 2026, 4:44 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Circadian Misalignment and Energy Balance

NCT03663530
View directory record Official record
Conditions
Obesity
Interventions
Meal times
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
20 Years to 49 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 30, 2026, 4:44 AM EDT
Completed No phase listed Observational

The Adolescent Surgery Experience: A Mixed Methods Analysis

NCT05482919
View directory record Official record
Conditions
Pain, Postoperative, Pain, Pain, Acute, Pain, Chronic, Adolescent Behavior, Opioid Use
Interventions
Baseline Survey, Post Operative Surveys, Qualitative Interviews
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
11 Years to 21 Years
Enrollment
501 participants
Timeline
2022 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 26, 2024 · Synced Oct 30, 2026, 4:44 AM EDT
Not listed Not applicable Interventional

Food Cravings Strategies During Dietary Weight Loss

NCT06280339
View directory record Official record
Conditions
Obesity, Food Cravings, Weight Loss
Interventions
Test two food cravings strategies during dietary weight loss, Dietary weight loss program +Food cravings strategies
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Oct 30, 2026, 4:44 AM EDT
Active, not recruiting Not applicable Interventional

Flashed Light Therapy for Adolescents With ADHD and Delayed Sleep Timing

NCT06036420
View directory record Official record
Conditions
ADHD
Interventions
Flashed Light Therapy, Videoconference-delivered Cognitive Behavioral Therapy
Device · Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
14 Years to 17 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Oct 30, 2026, 4:44 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Exploratory Study of Melatonin Induced Sleep Regularization in Severe Brain Injury

NCT02732288
View directory record Official record
Conditions
Disorders of Consciousness
Interventions
melatonin
Dietary Supplement
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 65 Years
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 30, 2023 · Synced Oct 30, 2026, 4:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Targeted Intervention for Insufficient Sleep Among Typically-Developing Adolescents

NCT04163003
View directory record Official record
Conditions
Sleep Disturbance
Interventions
Targeted Approaches for Promoting Adolescent Sleep (TAPAS), Sleep Monitoring Only
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
13 Years to 15 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 12, 2022 · Synced Oct 30, 2026, 4:44 AM EDT