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Showing 1–24 of 264 matching trials from the live ClinicalTrials.gov search.
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Morning Light Exposure on Mood

NCT05616819
Conditions
Suicidal Ideation, Regulation, Emotion
Interventions
Active light exposure, Placebo light exposure
Other
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 60 Years
Enrollment
480 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Ametropia, Refractive Error
Interventions
AVA lenses, Standard lenses
Device
Lead sponsor
Essilor International
Industry
Eligibility
18 Years to 70 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Bloomington, Indiana
Conditions
Blindness
Interventions
BrainPort
Device
Lead sponsor
Akron Children's Hospital
Other
Eligibility
10 Years to 24 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2022
U.S. locations
1
States / cities
Akron, Ohio
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nurse Suicide: Physiologic Sleep Health Promotion Trial

NCT06079853
Conditions
Suicide, Nurse's Role, Work Environment Adverse Effects, Sleep, Stress, Mental Health Wellness 1
Interventions
PureSomni Sleep Health Product Kit
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
21 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Cortlandt Manor, New York
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Stroboscopic Vision Training in Softball

NCT04309188
Conditions
Sports Performance, Vision, Ocular
Interventions
Senaptec Strobe Glasses, Standard softball drills
Device · Other
Lead sponsor
Texas Tech University Health Sciences Center
Other
Eligibility
14 Years to 18 Years · Female only
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Lubbock, Texas
Conditions
Procedural Anxiety, Procedural Pain
Interventions
Virtual reality (VR) glasses with relaxation module
Other
Lead sponsor
Boston University
Other
Eligibility
16 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Alzheimer Disease
Interventions
Flicker
Device
Lead sponsor
Emory University
Other
Eligibility
50 Years to 90 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Sleep Deprivation, Delirium
Interventions
Sleep/Wake Protocol
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
685 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Not applicable Interventional Accepts healthy volunteers

Improving Night Shift Nurses' Health and Reducing Burnout

NCT06829979
Conditions
Healthy
Interventions
Access to napping/relaxation room, Blue and green light blocking glasses
Behavioral · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 99 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Assessment of Consciousness States with NextSense Ear Bud Devices

NCT05114616
Conditions
Sleep
Interventions
NextSense EEG-enabled earbuds, Ellcie Healthy Glasses
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years to 60 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Atlanta, Georgia
Completed Not applicable Interventional Accepts healthy volunteers

Healthy Motivations for Moms-to-be Study

NCT03063528
Conditions
Weight Gain, Pregnancy, Stress, Emotional, Exercise, Nutrition
Interventions
Healthy Eating and Physical Activity, Stress Reduction and Management
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
20 Years to 35 Years · Female only
Enrollment
142 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Columbia, South Carolina
Completed Not applicable Interventional Results available

Clinical Trial of Peripheral Prism Glasses for Hemianopia

NCT00494676
Conditions
Homonymous Hemianopia
Interventions
High power (57 prism diopter) peripheral prism glasses, Low power sham peripheral prism glasses
Device
Lead sponsor
Alexandra Bowers
Other
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
12
States / cities
Birmingham, Alabama • Palo Alto, California • Jupiter, Florida + 9 more
Conditions
Cataract
Interventions
Survey
Device
Lead sponsor
MDbackline, LLC
Other
Eligibility
18 Years to 100 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Laguna Hills, California
Conditions
Post Concussion Symptoms
Interventions
ALTIUS® daily disposable performance-tinted contact lenses
Device
Lead sponsor
Southern College of Optometry
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Memphis, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers Results available

Ocular Characteristics in Contact Lens and Spectacle Wear

NCT03913377
Conditions
Visual Acuity
Interventions
Spectacles, ACUVUE OASYS®1-Day with HydraLuxe™ Technology
Device
Lead sponsor
Johnson & Johnson Vision Care, Inc.
Industry
Eligibility
18 Years to 42 Years
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
3
States / cities
Jacksonville, Florida • Longwood, Florida • New York, New York
Conditions
Myopia
Interventions
progressive addition spectacle lens (bifocal), Single Vision Lenses (SVLs)
Device
Lead sponsor
Ohio State University
Other
Eligibility
6 Years to 11 Years
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Columbus, Ohio
Not listed Not applicable Interventional Accepts healthy volunteers

Individual and Contextual Factors That Influence Sexual Decisions

NCT03224416
Conditions
Binge Drinking, Unsafe Sex, HIV/AIDS, Sexually Transmitted Diseases
Interventions
Alcohol Administration, Placebo Alcohol Administration, No Alcohol Administration
Other
Lead sponsor
Brown University
Other
Eligibility
21 Years to 35 Years · Male only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Providence, Rhode Island
Conditions
Cataracts
Interventions
Manual Small Incision Cataract Surgery
Procedure
Lead sponsor
University of Arizona
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Phlebotomy
Interventions
Augmented Reality
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers Results available

Correction of Farsightedness in Children Study

NCT00472212
Conditions
Hyperopia, Farsightedness
Interventions
Spectacles, Control
Device
Lead sponsor
Ohio State University
Other
Eligibility
6 Years to 11 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
4
States / cities
Chicago, Illinois • New York, New York • Columbus, Ohio + 1 more
Conditions
Depression, Postpartum
Interventions
Light therapy
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Cataract
Interventions
AcrySof® IQ PanOptix®, Synergy®, Cataract Surgery
Device · Procedure
Lead sponsor
Alterman, Modi, & Wolter Ophthalmic Physicians & Surgeons
Other
Eligibility
22 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
5
States / cities
Panama City, Florida • Poughkeepsie, New York • Kingston, Pennsylvania + 2 more
Completed Phase 4 Interventional Results available

Symfony vs Vivity in Dim Light

NCT06229106
Conditions
Cataract
Interventions
Symfony IOL, Vivity IOL
Device
Lead sponsor
Carolina Eyecare Physicians, LLC
Other
Eligibility
50 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
Sarasota, Florida • Mt. Pleasant, South Carolina
Conditions
Bowel Preparation
Interventions
PicoPrep, HalfLytely, bisacodyl
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
603 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
11
States / cities
Clearwater, Florida • Hollywood, Florida • Inverness, Florida + 8 more