- 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
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Showing 1–24
of 74
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Sleep, Metabolism Changes, Circadian Rhythm, Lifestyle Factors, Sleep Hygiene, Sleep Hygiene, Inadequate, Sleep Deprivation, Insufficient Sleep, Circadian Misalignment, Circadian Dysregulation, Light Exposure
- Interventions
- Central Clock Misalignment, Peripheral Misalignment
- Behavioral
- Lead sponsor
- University of Utah
- Other
- Eligibility
- 18 Years to 35 Years
- Enrollment
- 120 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2031
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah
- Conditions
- Embryo Implantation
- Interventions
- Needle Acupuncture, Laser Acupuncture, Sham Laser Acupuncture
- Procedure
- Lead sponsor
- Reproductive Medicine Associates of New Jersey
- Other
- Eligibility
- 18 Years to 45 Years · Female only
- Enrollment
- 803 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2005 – 2008
- U.S. locations
- 2
- States / cities
- Norwalk, Connecticut • Morristown, New Jersey
- 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
- Conditions
- Alzheimer's Disease and Related Dementias
- Interventions
- Smart Ambient Bright Light (SABL), Control
- Device · Other
- Lead sponsor
- Penn State University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 51 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023
- U.S. locations
- 2
- States / cities
- Belleville, Pennsylvania • DuBois, Pennsylvania
- Conditions
- End Stage Renal Disease
- Interventions
- Bright light, Dim Light
- Device
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Healthy Adult Subjects, Healthy Elderly Subjects
- Interventions
- BIIB118, Melatonin
- Drug
- Lead sponsor
- Biogen
- Industry
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 97 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2017
- U.S. locations
- 2
- States / cities
- South Miami, Florida
- Conditions
- PTSD
- Interventions
- Retimer, Retimer placebo
- Device
- Lead sponsor
- Rush University Medical Center
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2018
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Glucose, Circadian Rhythm, Melatonin, Genes, Light
- Interventions
- placebo, melatonin, bright light, dim light
- Drug · Dietary Supplement · Other
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 21 Years to 55 Years
- Enrollment
- 24 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2022
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Chronic Low Back Pain
- Interventions
- Bright light
- Device
- Lead sponsor
- Rush University Medical Center
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 37 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2018
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Parkinson's Disease
- Interventions
- Light Therapy Device
- Device
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 40 Years and older
- Enrollment
- 65 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2026
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Falls, Balance, Insomnia, Aging
- Interventions
- White light exposure, Dim white light exposure, Very dim white light exposure, Dim orange light exposure
- Behavioral
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 55 Years to 85 Years
- Enrollment
- 21 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2017
- U.S. locations
- 1
- States / cities
- Palo Alto, California
- Conditions
- Chronic Venous Disease
- Interventions
- Indocyanine Green near infrared fluorescence imaging, advanced pneumatic compression, Duplex ultrasound, compression wrap
- Combination Product · Device · Diagnostic Test
- Lead sponsor
- The University of Texas Health Science Center, Houston
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 34 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Myocardial Ischemia, Critical Illness, Endothelial Dysfunction
- Interventions
- Day Light, Placebo light, ICU Intense Light, ICU Placebo light
- Device
- Lead sponsor
- University of Colorado, Denver
- Other
- Eligibility
- 18 Years to 90 Years
- Enrollment
- 70 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2026
- U.S. locations
- 1
- States / cities
- Denver, Colorado
- Conditions
- Surgery
- Interventions
- Bright Green Light Therapy, Dim White Light Therapy
- Device
- Lead sponsor
- Rebecca E Kotcher, MD
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Light Exposure, Meal Timing
- Interventions
- Bright Light, Time-restricted eating, Dim light, 12-h meal window
- Behavioral
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years to 30 Years
- Enrollment
- 47 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2026
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Circadian Rhythm Sleep Disorder, Jet Lag Type
- Interventions
- Bright Light, Bright Light + Exercise + Melatonin, Control
- Behavioral
- Lead sponsor
- University of Arizona
- Other
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 36 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Tucson, Arizona
- Conditions
- Obstructive Sleep Apnea (OSA)
- Interventions
- dim light at night
- Other
- Lead sponsor
- Ulysses Magalang MD
- Other
- Eligibility
- 18 Years to 60 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2018
- U.S. locations
- 1
- States / cities
- Columbus, Ohio
- Conditions
- PreDiabetes, Circadian Dysregulation
- Interventions
- Bright Light, Dim Light
- Other
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 35 Years to 70 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017 – 2019
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Sleep Disturbances
- Interventions
- Blue light, Red light
- Other
- Lead sponsor
- Rensselaer Polytechnic Institute
- Other
- Eligibility
- 65 Years and older
- Enrollment
- 46 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2017
- U.S. locations
- 1
- States / cities
- Troy, New York
- Conditions
- Young Adults, Hypertension, Post-Exercise Hypotension, Circadian Rhythm
- Interventions
- Exercise
- Behavioral
- Lead sponsor
- Freda Patterson
- Other
- Eligibility
- 18 Years to 39 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- Newark, Delaware
- Conditions
- Alcohol Dependence, Insomnia
- Interventions
- Placebo dispensed to subject., Gabapentin dispensed to subject.
- Drug
- Lead sponsor
- Dr. Kirk Brower
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 59 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2011
- U.S. locations
- 1
- States / cities
- Ann Arbor, Michigan
- Conditions
- Sleep Initiation and Maintenance Disorders
- Interventions
- Bright light, Control
- Device
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 55 Years to 100 Years
- Enrollment
- 118 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2004 – 2010
- U.S. locations
- 1
- States / cities
- Palo Alto, California
- Conditions
- Delayed Sleep Phase Syndrome
- Interventions
- Melatonin 0.5 MG, Dim Light Melatonin Onset (salivary)
- Drug · Other
- Lead sponsor
- University of Michigan
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 44 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Ann Arbor, Michigan