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Showing 1–24 of 59 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Results available

Pilot Trial of Phototherapy for Acute Depression in Hospitalized Cystic Fibrosis Patients

NCT01822197
View directory record Official record
Conditions
Depression, Cystic Fibrosis
Interventions
Phototherapy
Device
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
12 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 18, 2016 · Synced Sep 2, 2026, 4:39 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Behavioral Economics to Implement Nutrition Ranking in Food Pantries

NCT05854212
View directory record Official record
Conditions
Food Insecurity, Dietary Quality, Behavioral Economics, Implementation Science
Interventions
Behavioral economics-enhanced user interface
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 90 Years
Enrollment
364 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 1, 2026 · Synced Sep 2, 2026, 4:39 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Sensory Adapted Dental Environments to Enhance Oral Care for Children With and Without Dental Fear and Anxiety

NCT06912854
View directory record Official record
Conditions
Dental Fear and Anxiety
Interventions
Sensory Adapted Dental Environment, Video-based Modeling
Other
Lead sponsor
University of Southern California
Other
Eligibility
6 Years to 12 Years
Enrollment
312 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 1, 2025 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional Results available

Bright Light: An Adjunct Treatment for Combat Posttraumatic Stress Disorder (PTSD)

NCT00701064
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
Bright Light Exposure, Negative Ion Generator
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 60 Years
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2019
U.S. locations
1
States / cities
Columbia, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 23, 2019 · Synced Sep 2, 2026, 4:39 PM EDT
Recruiting Not applicable Interventional

Role of Sleep Reactivity in Shift Work Disorder

NCT05424406
View directory record Official record
Conditions
Shift-work Disorder
Interventions
Active phototherapy, Control phototherapy, Cognitive Behavioral Therapy (CBT), Sleep education control
Behavioral
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Novi, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional

Bright Light Therapy for Sleep Disturbance in People With Multiple Sclerosis

NCT04054050
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Light therapy
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional

Clinical Trials of Two Non-drug Treatments for Chronic Depression

NCT00006172
View directory record Official record
Conditions
Mood Disorders, Depressive Disorders, Depression, Chronic Depression
Interventions
Bright light box, High-output negative ion generator, Low-output negative ion generator
Device
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2004
U.S. locations
2
States / cities
Middletown, Connecticut • New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 30, 2014 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Climate Impact Label Design and Fast-Food Meal Selection

NCT06678178
View directory record Official record
Conditions
Food Selection
Interventions
Control (QR) Labels, Warning High Climate Impact Labels, Traffic Light Labels, Climate Grade Labels, Numeric Carbon Footprint Labels
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
6,622 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 5, 2026 · Synced Sep 2, 2026, 4:39 PM EDT
Recruiting Not applicable Interventional

Bright Light Exposure in Surgical Patients

NCT03822949
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 13, 2025 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional

Clinical Trials of Three Non-Drug Treatments for Winter Depression (SAD)

NCT00006517
View directory record Official record
Conditions
Seasonal Affective Disorder, Mood Disorders, Depression
Interventions
bright light box, dawn simulator, high-output negative ion generator, low-output negative ion generator, dawn light pulse
Device
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 70 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2004
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 2, 2015 · Synced Sep 2, 2026, 4:39 PM EDT
Recruiting Not applicable Interventional

Impact of Bright Light Therapy on Prader-Willi Syndrome

NCT05939453
View directory record Official record
Conditions
Prader-Willi Syndrome, Excessive Daytime Sleepiness, Hyperphagia, Body Weight, Mood, Behavior
Interventions
Sham Light, Bright Light Therapy
Other
Lead sponsor
Maimonides Medical Center
Other
Eligibility
6 Years to 88 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Sep 2, 2026, 4:39 PM EDT
Recruiting Not applicable Interventional

Effect of Fixation Training With Colored Light Targets on Traumatic Brain Injury-Associated Photophobia

NCT07606300
View directory record Official record
Conditions
Traumatic Brain Injury (TBI) Patients
Interventions
Fixation training using different colored fixation targets
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 25, 2026 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional Results available

Wake Therapy in the Treatment of Depression

NCT01431573
View directory record Official record
Conditions
Major Depressive Disorder, Bipolar Disorder
Interventions
Wake Therapy, light box, Lithium
Behavioral · Device · Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 75 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 17, 2021 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional

Treating Cancer-Related Fatigue Through Systematic Light Exposure

NCT01873794
View directory record Official record
Conditions
Hematopoietic Stem Cell Transplantation, Breast Cancer, Fatigue, Mild Cognitive Impairment, Light, Quality of Life, Sleep
Interventions
Bright white light, Dim red light
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
2
States / cities
Hackensack, New Jersey • New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 10, 2017 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional

Optimizing Long-Term Outcomes for Winter Depression With CBT-SAD and Light Therapy

NCT03691792
View directory record Official record
Conditions
Seasonal Affective Disorder
Interventions
Cognitive-Behavioral Therapy (CBT-SAD), Light Therapy
Behavioral · Other
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
141 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jun 2, 2025 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Teen Sleep Health Study

NCT04087603
View directory record Official record
Conditions
Sleep Disorders, Circadian Rhythm, Adolescent Behavior
Interventions
Weekend Morning Bright Light & Early Bedtime
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
14 Years to 17 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 18, 2019 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional Results available

The Efficacy of Hand Narrow-Band Ultraviolet B (NBUVB) Versus Excilite Treatment in Vitiligo After Minigrafting on the Dorsal Hands

NCT00622180
View directory record Official record
Conditions
Vitiligo
Interventions
NBUVB, Monochromacitc Excimer light
Device
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 4, 2019 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional Results available

Effect of Increased Light Exposure on Fatigue in Breast Cancer

NCT00478257
View directory record Official record
Conditions
Breast Cancer
Interventions
bright white light, comparator red light treatment
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Female only
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 5, 2019 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sleep Length and Circadian Regulation in Humans

NCT00843843
View directory record Official record
Conditions
Sleep Disorders
Interventions
Bright light box
Device
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 45 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 7, 2016 · Synced Sep 2, 2026, 4:39 PM 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 26, 2019 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Phase 2 Interventional Results available

Research Study of Treatment for Winter Depression With Different Colors of Light

NCT00269633
View directory record Official record
Conditions
Seasonal Affective Disorder
Interventions
Blue Light Box 467 nm, Red Light Box 657 nm
Device
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 27, 2016 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Treating Cancer-Related Fatigue Through Systematic Light Exposure (Light for Fatigue Study)

NCT03119363
View directory record Official record
Conditions
Multiple Myeloma, Fatigue
Interventions
AYO light glasses (Experimental), AYO light glasses (Comparator)
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
194 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2022
U.S. locations
3
States / cities
Hackensack, New Jersey • New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 15, 2022 · Synced Sep 2, 2026, 4:39 PM EDT
Completed Not applicable Interventional

Light Therapy to Increase Energy in Adolescents and Young Adults Newly Diagnosed With Solid Tumors: A Pilot Study

NCT02429063
View directory record Official record
Conditions
Neoplasms, Fatigue
Interventions
Bright White Light, Dim Red Light
Other
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
12 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated May 4, 2022 · Synced Sep 2, 2026, 4:39 PM EDT
Terminated Not applicable Interventional Results available

Prevention of Delirium After Bone Marrow Transplantation

NCT01700816
View directory record Official record
Conditions
Delirium
Interventions
Bright light therapy, Sham light
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 90 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 27, 2017 · Synced Sep 2, 2026, 4:39 PM EDT