Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 22, 2026, 1:30 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Alzheimer Disease, Late Onset, Mild Cognitive Impairment, Sleep, Cognitive Change, Amyloid
Interventions
Time in Bed Restriction, Sleep Schedule
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
65 Years to 85 Years
Enrollment
99 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

The Microbiome and Resilience to Sleep and Circadian Disruption

NCT03747367
Conditions
Sleep Deprivation, Circadian Dysregulation, Stress
Interventions
Insufficient Sleep, Prebiotic, Placebo
Behavioral · Dietary Supplement
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
18 Years to 45 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Boulder, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

Biomarkers of Insufficient Sleep and Sleepiness

NCT03130803
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
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impact of Sleep Restriction on Performance in Adults

NCT02960776
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
Recruiting Not applicable Interventional Accepts healthy volunteers

Almonds, Gut Microbiome and Kids

NCT07636850
Conditions
Dysbiosis, Cardiometabolic Health Indicators
Interventions
Creamy Richards 100% Almonds! Creamy Natural Almond Butter, Cadbury Milk Chocolate Spread
Other
Lead sponsor
Florida State University
Other
Eligibility
6 Years to 13 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Tallahassee, Florida
Completed Not applicable Interventional Accepts healthy volunteers

The Goodnight Screen Media Study

NCT05820555
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
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Exercise on Acute Nicotine Withdrawal

NCT01047930
Conditions
Nicotine Dependence, Smoking, Sleep Disorders, Intrinsic
Interventions
Exercise
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 45 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Opioid Use Disorder, Sleep, Circadian Rhythms, fMRI Research
Interventions
AYO light glasses (experimental), AYO light glasses (comparator)
Device
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 60 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Suspended Not applicable Interventional Accepts healthy volunteers

The Effects of a High Protein Breakfast on Appetite and Sleep in Young Adults

NCT03031132
Conditions
Appetite and General Nutritional Disorders
Interventions
HP-Beverage Breakfast, HP-Solid Breakfast, Breakfast Skipping
Behavioral
Lead sponsor
Purdue University
Other
Eligibility
20 Years to 32 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Columbia, Missouri
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
Completed Not applicable Interventional Accepts healthy volunteers

Sleep Restriction and Energy Expenditure

NCT01751581
Conditions
Obesity
Interventions
Short Sleep, Habitual sleep
Behavioral
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sleep Disruption Induced Impairments in Bone Formation

NCT03733483
Conditions
Healthy
Interventions
Sleep Deprivation
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
20 Years to 65 Years · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Aurora, Colorado
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
Completed Not applicable Interventional Accepts healthy volunteers

Simulated Dawn Med Students

NCT02088593
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
Conditions
Joint (Knee or Hip Replacement)
Interventions
Sleep banking
Behavioral
Lead sponsor
Defense and Veterans Center for Integrative Pain Management
Other
Eligibility
18 Years to 74 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Diego, California
Conditions
Coronary Artery Disease, Sleep Disorder; Breathing-Related, Sleep Disorder; Insomnia Type
Interventions
Polysomnograpy, actigraphy
Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 99 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Overweight and Obesity, Pre Diabetes
Interventions
TREAT pilot intervention
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
45 Years to 73 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
New York, New York
Conditions
Insomnia Chronic, Multiple Sclerosis
Interventions
Mindfulness Intervention, Sleep Hygiene
Behavioral
Lead sponsor
Griffin Hospital
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Derby, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers

Bone and Body Composition Adaptations to Physical Training

NCT06972862
Conditions
Exercise, Healthy
Interventions
Osteogenic Index Optimized Exercise Training Program
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 40 Years
Enrollment
206 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
2
States / cities
Lawrence, Kansas • Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Sleep Restriction on BAT Activation in Humans

NCT02770118
Conditions
Sleep Deprivation, Obesity
Interventions
Partial Sleep Restriction, Total Sleep Deprivation, Habitual Sleep
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
20 Years to 49 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Recruiting Not applicable Interventional Accepts healthy volunteers

The Influence of Sleep on Cardiovascular Outcomes

NCT06535178
Conditions
Circadian Rhythm, Cardiometabolic Health, Vascular Health, Pain
Interventions
Sleep Regularity Group
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Portland, Oregon
Not listed Not applicable Interventional Accepts healthy volunteers

The Role of Naps and Overnight Sleep on Cognitive Learning in Preschoolers

NCT04758663
Conditions
Sleep
Interventions
Nap/wake conditions on memory, Nap/wake conditions on overnight physiology
Behavioral
Lead sponsor
University of Massachusetts, Amherst
Other
Eligibility
33 Months to 71 Months
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Amherst, Massachusetts
Conditions
Knee Osteoarthritis
Interventions
Physical Therapy
Other
Lead sponsor
Brooke Army Medical Center
Federal
Eligibility
Not listed
Enrollment
18 participants
Timeline
2018
U.S. locations
1
States / cities
Fort Sam Houston, Texas
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