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Showing 1–24 of 66 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Habitual Sleep Clear all
Recruiting Not applicable Interventional

Healthy Lifestyles for Bipolar Disorder

NCT06188754
View directory record Official record
Conditions
Time Restricted Eating, Diet, Mediterranean
Interventions
Time restricted eating, Mediterranean diet
Behavioral
Lead sponsor
University of California, Berkeley
Other
Eligibility
18 Years to 65 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Simulated Dawn Med Students

NCT02088593
View directory record Official record
Conditions
Depression, Anxiety, Fatigue, Sleepiness, Sleep Disruption
Interventions
Simulated Dawn Light Box, Sleep Hygiene instructions
Device · Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated May 23, 2023 · Synced Sep 5, 2026, 1:37 PM EDT
Recruiting Phase 2Phase 3 Interventional

Randomized Controlled Trial of Treatment to Optimize Heart Rate Variability for Persistent Post-Concussion Symptoms

NCT07071350
View directory record Official record
Conditions
Autonomic Nervous System Disease, Concussive Injury, Mild Traumatic Brain Injury, Post Traumatic Stress Disorder, Persistent Post Concussion Syndrome
Interventions
HRV Coherence Ratio, NSI, Pittsburgh Sleep Quality Index (PSQI), Quantitative Sleep Measures, Patient Global Impression of Change (PGIC), Cognitive Performance/NIH Toolbox Cognitive Battery, Pain Interference/TBI-QoL Pain Interference Short-Form, Patient Health Questionnaire-9 (PHQ-9), PTSD Checklist for DSM-5 (PCL-5), HRV Biofeedback (HRV-B), Psychoeducational (Edu) Comparator Intervention
Other · Behavioral
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Sep 5, 2026, 1:37 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Medications for Opioid Use Disorder Photosensitive Retinal Ganglion Cell Function, Sleep, and Circadian Rhythms: Implications for Treatment

NCT06104280
View directory record Official record
Conditions
Opioid Use Disorder, Sleep Disturbance
Interventions
Post-Illumination Pupillary Response (PIPR), Polysomnography, Multiple Sleep Latency Test, Ecological Momentary Assessments, Actigraphy, DLMO, Melatonin Suppression Test
Other · Behavioral · Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 80 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Motor Training in PD

NCT02457832
View directory record Official record
Conditions
Parkinson Disease
Interventions
Adapted Tango Dancing, Behavioral Control (BC) Condition
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
40 Years to 70 Years
Enrollment
87 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2023
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Sep 5, 2026, 1:37 PM EDT
Withdrawn Not applicable Interventional

AOSEPT (CLEAR CARE) PLUS Study

NCT06588400
View directory record Official record
Conditions
Contact Lens Care
Interventions
AOSEPT Plus and AOCup lens case, AOSEPT Plus with HydraGlyde and AOCup lens case, Habitual contact lenses
Device
Lead sponsor
Alcon Research
Industry
Eligibility
7 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Sep 15, 2025 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional Results available

Racial Differences in Circadian and Sleep Mechanisms for Nicotine Dependence, Craving, and Withdrawal

NCT03968900
View directory record Official record
Conditions
Smoking, Sleep Disturbance, Nicotine Dependence
Interventions
Sleep restriction condition, Sleep extension condition
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Sleep Restriction on Adipose Tissue and Skeletal Muscle Insulin Sensitivity

NCT04286451
View directory record Official record
Conditions
Sleep Disturbance, Postmenopausal Symptoms, Insulin Sensitivity, Cardiovascular Risk Factor
Interventions
Sleep Restriction, Habitual Sleep
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
Female only
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Nov 15, 2022 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional

Use of Consumer Sleep Technology to Treat Shift Work Disorder

NCT05186233
View directory record Official record
Conditions
Shift-work Disorder
Interventions
Phototherapy
Behavioral
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Novi, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 7, 2025 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Olfactory Decision-making and Deprived Sleep

NCT05093413
View directory record Official record
Conditions
Sleep Deprivation
Interventions
Sleep deprivation
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 12, 2022 · Synced Sep 5, 2026, 1:37 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Adaptions and Resiliency to Multi-Stressor OpeRations

NCT06455969
View directory record Official record
Conditions
Musculoskeletal Injury, Hypogonadism, Hormonal Contraception
Interventions
Goserelin 3.6 MG, Multi-Stressor Training, Testosterone gel (AndroGel 5g), Testosterone gel (AndroGel 1.25g)
Drug · Other
Lead sponsor
Bradley Nindl
Other
Eligibility
18 Years to 40 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Sep 5, 2026, 1:37 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Examining the Longitudinal Relationship Between Sleep and Weight Gain in College Students

NCT04100967
View directory record Official record
Conditions
Healthy, Overweight
Interventions
Not listed
Lead sponsor
Oakland University
Other
Eligibility
17 Years to 22 Years
Enrollment
116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Rochester, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 26, 2022 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Biomarkers of Insufficient Sleep and Sleepiness

NCT03130803
View directory record Official record
Conditions
Sleep Deprivation, Insufficient Sleep Syndrome, Sleep Wake Disorders
Interventions
Insufficient Sleep
Behavioral
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
18 Years to 35 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 29, 2020 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Experimental Manipulation of Sleep and Circadian Rhythms and the Role Played on Reward Function in Teens

NCT04792697
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Stable Sleep Pattern Before Sleep Loss

NCT06201390
View directory record Official record
Conditions
Sleep
Interventions
Sleep consistency
Behavioral
Lead sponsor
Texas Tech University
Other
Eligibility
35 Years to 64 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Mar 24, 2025 · Synced Sep 5, 2026, 1:37 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Cardiovascular Risk and Circadian Misalignment in Short Sleepers - Role of Extended Eating Period

NCT06070194
View directory record Official record
Conditions
Sleep Deprivation
Interventions
Time restricted eating (TRE)
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 45 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Sep 5, 2026, 1:37 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Circadian Timing, Information Processing and Energy Balance Study

NCT04759755
View directory record Official record
Conditions
Overweight and Obesity
Interventions
Not listed
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 60 Years
Enrollment
139 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jul 15, 2024 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional

Alternative Treatments for Premenstrual Dysphoric Disorder

NCT01799733
View directory record Official record
Conditions
Premenstrual Dysphoric Disorder
Interventions
LWT+AM BWL, EWT+PM BWL
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 3, 2022 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Combined Blue and Red Home-Based Light Therapy on Sleep in Adults With Self-Reported Sleep Difficulties

NCT07465250
View directory record Official record
Conditions
Sleep
Interventions
LED portable light therapy bulb
Other
Lead sponsor
Colorado State University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Sep 5, 2026, 1:37 PM EDT
Not yet recruiting Not applicable Interventional

Reducing Cardiovascular Risks: The Role of Alcohol Use

NCT07783061
View directory record Official record
Conditions
Alcohol Drinking, Drinking Behavior, At-risk Drinking, Cardiovascular Risk Factor, High Blood Pressure
Interventions
Alcohol Abstinence, Control arm
Behavioral · Other
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
26 Years to 49 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Arlington, Texas
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional

Behavioral Interventions to Prevent or Delay Dementia

NCT02265757
View directory record Official record
Conditions
Mild Cognitive Impairment, Memory Disorders, Mild Dementia, Impaired Cognition, Mild Cognitive Disorder, Amnestic Disorder, Dementia and Amnestic Conditions, Poor Short-term Memory, Memory Impairment
Interventions
Cognitive Rehabilitation, Computer Brain Fitness Training, Support Group (patient and partner), Wellness Education, Physical Exercise
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
50 Years and older
Enrollment
272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 21, 2019 · Synced Sep 5, 2026, 1:37 PM EDT
Withdrawn Not applicable Interventional

Examining the Effects of Morning and Evening Exercise on Glucose Regulation in Adults With Prediabetes

NCT06292000
View directory record Official record
Conditions
PreDiabetes, Obesity, Inactivity/Low Levels of Exercise
Interventions
AM Exercise, PM Exercise
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
20 Years to 40 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 23, 2025 · Synced Sep 5, 2026, 1:37 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Melatonin Supplementation on Renal Physiology in a Habitual Sleep Restricted Population.

NCT02631148
View directory record Official record
Conditions
Obesity, Prediabetic State
Interventions
Melatonin, Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 29, 2021 · Synced Sep 5, 2026, 1:37 PM EDT
Completed Not applicable Interventional

Mini-treatment Experiments to Clarify How to Assist People to Habit Formation

NCT05070143
View directory record Official record
Conditions
Sleep Disorder, Circadian Dysregulation, Habit, Good Sleep
Interventions
RISE-UP Routine, Awareness Training, Vigilant Monitoring, Implementation Intentions, Values-based Approach, Brief Education
Behavioral
Lead sponsor
University of California, Berkeley
Other
Eligibility
18 Years and older
Enrollment
286 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated May 9, 2023 · Synced Sep 5, 2026, 1:37 PM EDT