- Conditions
- Obesity
- Interventions
- SMS
- Behavioral
- Lead sponsor
- University of Puerto Rico
- Other
- Eligibility
- Up to 2 Months
- Enrollment
- 202 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016
- U.S. locations
- 1
- States / cities
- Honolulu, Hawaii
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.
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Showing 1–24
of 104
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Sleep
- Interventions
- Late bedtime, Variable bedtime
- Behavioral
- Lead sponsor
- Penn State University
- Other
- Eligibility
- 6 Years to 10 Years
- Enrollment
- 5 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024
- U.S. locations
- 1
- States / cities
- University Park, Pennsylvania
- Conditions
- Healthy
- Interventions
- Supplement system + copaiba softgels, Supplement system + placebo softgels
- Dietary Supplement
- Lead sponsor
- dōTERRA International
- Industry
- Eligibility
- 30 Years to 55 Years
- Enrollment
- 97 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- Pleasant Grove, Utah
- 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
- Conditions
- Blindness
- Interventions
- Melatonin
- Biological
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 55 Years and older
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2008
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Unipolar Depression
- Interventions
- total sleep deprivation, PET imaging
- Behavioral · Procedure
- Lead sponsor
- University of Pittsburgh
- Other
- Eligibility
- 55 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 1999 – 2003
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Healthy
- Interventions
- Early dinner, Late Dinner, Late Dinner + Late Sleep
- Behavioral
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 30 Years
- Enrollment
- 41 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2025
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Obesity
- Interventions
- Delayed bedtime sleep restriction, Early wake sleep restriction
- Behavioral
- Lead sponsor
- University of Missouri-Columbia
- Other
- Eligibility
- 21 Years to 45 Years
- Enrollment
- 17 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Columbia, Missouri
- Conditions
- Mechanically Ventilated ICU Patients
- Interventions
- sodium oxybate, placebo
- Drug
- Lead sponsor
- Tufts Medical Center
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Dementia, Mild Cognitive Impairment, Alzheimer Disease
- Interventions
- In-Home Technology System, Limited In-Home Technology
- Device
- Lead sponsor
- University of California, Berkeley
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 15 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- Berkeley, California
- Conditions
- Sleep, Circadian Rhythm Disorders, Dietary Habits
- Interventions
- Sleep Extension (Early), Sleep Extension (Late)
- Behavioral
- Lead sponsor
- Children's Hospital Medical Center, Cincinnati
- Other
- Eligibility
- 14 Years to 18 Years
- Enrollment
- 190 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2025
- U.S. locations
- 1
- States / cities
- Cincinnati, Ohio
- Conditions
- Blindness
- Interventions
- Melatonin, Melatonin
- Dietary Supplement · Biological
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 5 Years to 20 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002 – 2015
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Behavior, Health
- Interventions
- Microsteps, Storytelling video, Instructional Video
- Behavioral
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 5,431 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- Stanford, California
- Conditions
- Mild Cognitive Impairment
- Interventions
- Circadian-Effective Light, Rhythmic Light, Placebo Light, Placebo Rhythmic Light
- Device
- Lead sponsor
- Icahn School of Medicine at Mount Sinai
- Other
- Eligibility
- 55 Years and older
- Enrollment
- 120 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2027
- U.S. locations
- 2
- States / cities
- Menands, New York • New York, New York
- Conditions
- Obesity
- Interventions
- Whey Protein, Combined Resistance and High-Intensity Interval training, Casein Protein
- Other
- Lead sponsor
- Florida State University
- Other
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 59 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Tallahassee, Florida
- Conditions
- Diabetes Mellitus, Type 2
- Interventions
- SLEEP-Extend intervention, Control
- Behavioral · Other
- Lead sponsor
- Emory University
- Other
- Eligibility
- 18 Years to 25 Years
- Enrollment
- 6 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2018
- U.S. locations
- 2
- States / cities
- Atlanta, Georgia
- Conditions
- Learning, Humans, Consolidation, Sleep
- Interventions
- Associative inference, Category learning, Sleep
- Behavioral
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years to 35 Years
- Enrollment
- 119 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Brain Tumor
- Interventions
- Bright Light Exposure, Dim Light Exposure, Cognitive Assessment
- Behavioral · Other
- Lead sponsor
- Baylor College of Medicine
- Other
- Eligibility
- 10 Years to 18 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2026
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Sleep Initiation and Maintenance Disorders
- Interventions
- Abbreviated cognitive behavioral therapy, Sleep education/sleep hygiene
- Behavioral
- Lead sponsor
- University of Alabama, Tuscaloosa
- Other
- Eligibility
- 18 Years to 24 Years
- Enrollment
- 32 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2016
- U.S. locations
- 1
- States / cities
- Tuscaloosa, Alabama
- Conditions
- Infant Development, Language Development, Prematurity, Stress
- Interventions
- Music, Music and parent voice, Standard Care
- Other
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 24 Weeks to 30 Weeks
- Enrollment
- 243 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2031
- U.S. locations
- 2
- States / cities
- New Haven, Connecticut • Boston, Massachusetts
- 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
- Conditions
- Insulin Sensitivity, Sleep, Dietary Habits
- Interventions
- Sleep Extension
- Behavioral
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 14 Years to 19 Years
- Enrollment
- 75 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2025
- U.S. locations
- 1
- States / cities
- Aurora, Colorado
- Conditions
- Hyperandrogenism
- Interventions
- Blood sampling
- Other
- Lead sponsor
- University of Virginia
- Other
- Eligibility
- 8 Years to 15 Years · Female only
- Enrollment
- 90 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008 – 2023
- U.S. locations
- 1
- States / cities
- Charlottesville, Virginia
- Conditions
- Healthy Volunteers
- Interventions
- No intervention. Observation only
- Other
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 729 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2018
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts