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ClinicalTrials.gov public records Last synced Oct 23, 2026, 9:48 AM EDT

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Showing 1–24 of 51 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Nature exposure Clear all
Not yet recruiting Not applicable Interventional

Therapeutic Benefits of Pareidolia in Acute Traumatic Brain Injury Patients

NCT07867119
View directory record Official record
Conditions
Traumatic Brain Injuries
Interventions
Therapeutic Benefits of Pareidolia, Active Comparator #1
Behavioral
Lead sponsor
Shirley Ryan AbilityLab
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Building Undergraduate Coping & Knowledge for Stress-Resilience

NCT06885320
View directory record Official record
Conditions
Alcohol Use, College Drinking, Anxiety
Interventions
IMPROVE, HET
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Not applicable Interventional

Using Behavioral Programs to Treat Sleep Problems in Individuals With Alzheimer's Disease

NCT00183378
View directory record Official record
Conditions
Alzheimer Disease, Sleep Initiation and Maintenance Disorders
Interventions
Walking Program, Light Exposure Program, Combined Education, Walking and Light Exposure Program, Routine Medical Care with Education
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
55 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 13, 2012 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Intervention for Managing Physical Reactions to Overwhelming Emotions

NCT06299657
View directory record Official record
Conditions
Anxiety, Substance Use Disorders
Interventions
IMPROVE, PHET
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 11, 2025 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Not applicable Interventional

Targeted Evaluation, Action, & Monitoring of Traumatic Brain Injury

NCT02657135
View directory record Official record
Conditions
Traumatic Brain Injury (TBI)
Interventions
Cognitive/Neuropsychological Testing, Vestibular/Ocular-Motor Testing, Cervical (Neck) Evaluation, Sleep Evaluation, HDFT MRI, MR Spectroscopy (MRS), MEG (Magnetoencephalography)
Behavioral · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 60 Years
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 23, 2018 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Not applicable Interventional

Virtual Reality on Pain, Stress, and Affect in the Infusion Clinic

NCT05135260
View directory record Official record
Conditions
Cancer, Chemotherapy
Interventions
Virtual reality therapy, Questionnaires, Measure heart rate, Cyber sickness measurement
Behavioral · Procedure
Lead sponsor
Cody Stansel
Other
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 16, 2024 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cognitive Behavioral Therapy for Anxiety Disorders in Adolescents With Autism

NCT01563003
View directory record Official record
Conditions
Autism, Asperger's Syndrome, Pervasive Developmental Disorder Not Otherwise Specified, Generalized Anxiety Disorder, Social Phobia, Separation Anxiety Disorder, Obsessive-compulsive Disorder
Interventions
Cognitive Behavioral Therapy, Treatment as usual
Other
Lead sponsor
University of South Florida
Other
Eligibility
11 Years to 16 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
St. Petersburg, Florida
Source: ClinicalTrials.gov public record
Updated Apr 17, 2015 · Synced Oct 23, 2026, 9:48 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Measuring Environmental Tobacco and Cannabis: Pollutants and Exposures

NCT06030674
View directory record Official record
Conditions
Healthy
Interventions
Secondhand cannabis emissions/smoke exposure
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 50 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Phase 2 Interventional Results available

Benzodiazepine Discontinuation in Opioid Agonist Therapy

NCT04109118
View directory record Official record
Conditions
Substance Use Disorders
Interventions
Distress Tolerance - Benzodiazepine Discontinuation (DT-BD), BZD discontinuation protocol
Behavioral · Drug
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 11, 2022 · Synced Oct 23, 2026, 9:48 AM EDT
Active, not recruiting Not applicable Interventional

Nature Sounds as a Pain and Anxiety Reducing Strategy in Patients Undergoing Breast Core Biopsy

NCT03238976
View directory record Official record
Conditions
Breast Cancer
Interventions
Nature sounds
Other
Lead sponsor
University of Chicago
Other
Eligibility
21 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Not applicable Interventional Results available

Understanding Trauma Nightmares Using In-Home Measurement

NCT03974503
View directory record Official record
Conditions
Nightmares, Stress Disorders, Post-Traumatic, Actigraphy, Respiratory Sinus Arrhythmia, Veterans
Interventions
Exposure, Relaxation, and Rescripting Therapy, Sleep and Nightmare Management
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 9, 2026 · Synced Oct 23, 2026, 9:48 AM EDT
Not listed No phase listed Observational

Collagen Matrix With and Without Enamel Matrix Derivative

NCT03467802
View directory record Official record
Conditions
Gingival Recession
Interventions
enamel matrix derivative, Porcine collagen matrix
Biological · Device
Lead sponsor
Walter Reed National Military Medical Center
Federal
Eligibility
18 Years and older
Enrollment
30 participants
Timeline
2019 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2019 · Synced Oct 23, 2026, 9:48 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Impact of Light on Mood

NCT06027944
View directory record Official record
Conditions
Depression
Interventions
Light exposure
Other
Lead sponsor
VA Palo Alto Health Care System
Federal
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Sep 7, 2023 · Synced Oct 23, 2026, 9:48 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Flourish: Exploring the Early Infant Gut Microbiome

NCT07333482
View directory record Official record
Conditions
Microbiota, Gut Microbiome, Eczema, Microbiome
Interventions
Tailored Recommendations, Consult Call, Educational Email Series
Dietary Supplement · Behavioral
Lead sponsor
Seeding Inc
Industry
Eligibility
0 Months to 3 Months
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Oct 23, 2026, 9:48 AM EDT
Active, not recruiting Not applicable Interventional

The Effects of Virtual Reality Greenspace on Stress Among Adults With Mobility Impairments

NCT06682143
View directory record Official record
Conditions
Mobility Impairments
Interventions
Virtual Reality (VR), Control
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 75 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 23, 2026, 9:48 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Effects of Long-Duration Spaceflight on General and Spatial Cognition and Its Neural Basis

NCT04856410
View directory record Official record
Conditions
Brain Structure, Cognitive Performance
Interventions
Spaceflight, Controls
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
Not listed
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2028
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 23, 2026, 9:48 AM EDT
Recruiting Not applicable Interventional

Virtual Reality for SCD VOC

NCT07674277
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Sham 2D Headset Control, Passive Immersive 3D Virtual Reality, Active Immersive Interactive 3D Virtual Reality
Device
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 88 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Nature Exposure on Smoking Behavior

NCT03716440
View directory record Official record
Conditions
Tobacco Smoking
Interventions
Nature exposure, Non-nature exposure
Other
Lead sponsor
University of Montana
Other
Eligibility
Not listed
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Missoula, Montana
Source: ClinicalTrials.gov public record
Updated Oct 30, 2018 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Not applicable Interventional

Evaluation of a Brief, Online Intervention for Military Personnel

NCT03579706
View directory record Official record
Conditions
Experimental, Placebo Contol
Interventions
Cognitive Anxiety Sensitivity Treatment, Physical Health Education Training
Behavioral
Lead sponsor
Florida State University
Other
Eligibility
18 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Feb 17, 2020 · Synced Oct 23, 2026, 9:48 AM EDT
Active, not recruiting Not applicable Interventional Results available

A Communication Tool to Improve Communication in the ICU

NCT05780918
View directory record Official record
Conditions
Serious Injury, Communication
Interventions
Best Case/Worst Case-ICU Communication Tool
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
7,320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
8
States / cities
Birmingham, Alabama • Davis, California • Atlanta, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 23, 2026, 9:48 AM EDT
Not yet recruiting Not applicable Interventional

Recovery-oriented Group Therapy for Veteran Men With Military Sexual Trauma

NCT06741202
View directory record Official record
Conditions
Sexual Trauma
Interventions
Men's MST Group, Present-Centered Group Therapy
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Male only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
West Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Phase 2 Interventional Results available

Combined Treatment for Generalized Anxiety Disorder (GAD)

NCT00620776
View directory record Official record
Conditions
Generalized Anxiety Disorder
Interventions
Cognitive Behavioral Therapy, Venlafaxine XR
Behavioral · Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 16, 2017 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Phase 4 Interventional Results available

D-Cycloserine Enhancement of Exposure in Social Phobia

NCT00633984
View directory record Official record
Conditions
Social Anxiety Disorder
Interventions
Cognitive Behavioral Group Therapy (CBGT), D-Cycloserine, Placebo
Behavioral · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
169 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 14, 2014 · Synced Oct 23, 2026, 9:48 AM EDT
Completed Not applicable Interventional

Empowering Perinatal Adolescents Through Writing

NCT06771817
View directory record Official record
Conditions
Post-Traumatic Stress Disorder in Adolescence, PTSD - Post Traumatic Stress Disorder, PTSD and Trauma-related Symptoms, Pregnancy and PTSD
Interventions
Written Exposure Therapy
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
15 Years to 24 Years · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 23, 2026, 9:48 AM EDT