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ClinicalTrials.gov public records Last synced Oct 21, 2026, 9:21 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 241–264 of 4,342 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Environment Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Applied Topical Heat as an Adjunct for Pain Control in First-Trimester Surgical Abortionl

NCT02536235
View directory record Official record
Conditions
Topical Heat Application for Intraoperative Abortion Pain Management
Interventions
heat
Other
Lead sponsor
Planned Parenthood of Greater New York
Other
Eligibility
16 Years to 51 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Sep 29, 2016 · Synced Oct 21, 2026, 9:21 PM EDT
Completed Not applicable Interventional

Regional Native American Community Networks Program (RNACNP)

NCT02843217
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Lifestyle, screening
Behavioral
Lead sponsor
Washington State University
Other
Eligibility
50 Years to 75 Years
Enrollment
1,458 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Pullman, Washington
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Oct 21, 2026, 9:21 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Genetic, Brain Structure, and Environmental Effects on ADHD

NCT01721720
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
3 Years and older
Enrollment
1,091 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 16, 2024 · Synced Oct 21, 2026, 9:21 PM EDT
Completed Not applicable Interventional

Virtual Reality for Anxiety Management in Mechanically Vented Patients

NCT03169374
View directory record Official record
Conditions
Situational Anxiety
Interventions
Virtual Reality Technology
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Edina, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 1, 2021 · Synced Oct 21, 2026, 9:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Support Program for Adoption of Cancer Screening Interventions at a Rural Community-Based Organization

NCT04208724
View directory record Official record
Conditions
Breast Carcinoma, Cervical Carcinoma, Colorectal Carcinoma, Malignant Solid Neoplasm
Interventions
Training, Cancer Screening intervention, Survey Administration
Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 26, 2022 · Synced Oct 21, 2026, 9:21 PM EDT
Active, not recruiting Not applicable Interventional

Accelerated Recovery After MIS Hepatectomy (ARAMIS Hep) to Support Early Discharge for Patients Undergoing Minimally Invasive Liver Resection

NCT05879159
View directory record Official record
Conditions
Liver
Interventions
Questionnaires
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 15, 2026 · Synced Oct 21, 2026, 9:21 PM EDT
Recruiting Not applicable Interventional

Improving ADHD Teen Driving - Virtual Reality

NCT06960980
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder (ADHD)
Interventions
FOCAL+, VR-FOCAL+
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
16 Years to 19 Years
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Oct 21, 2026, 9:21 PM EDT
Completed No phase listed Observational

Equality in Caregiving: Facilitating Caregiver Mastery Among LGBT Caregivers of PLWD

NCT04394260
View directory record Official record
Conditions
Dementia, Caregiver Burnout
Interventions
Savvy Caregiver Program via Remote Learning, Focus group
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 10, 2023 · Synced Oct 21, 2026, 9:21 PM EDT
Completed Not applicable Interventional Results available

Test to Stay in School: COVID-19 Testing Following Exposure in School Communities

NCT05052580
View directory record Official record
Conditions
Covid19
Interventions
COVID-19 Testing
Other
Lead sponsor
Duke University
Other
Eligibility
Not listed
Enrollment
4,733 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 27, 2023 · Synced Oct 21, 2026, 9:21 PM EDT
Not listed Not applicable Interventional

Can Lifestyle Changes Reverse Early-Stage Alzheimer's Disease

NCT04606420
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Lifestyle medicine
Behavioral
Lead sponsor
Preventive Medicine Research Institute
Other
Eligibility
45 Years to 90 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
4
States / cities
San Diego, California • Sausalito, California • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2022 · Synced Oct 21, 2026, 9:21 PM EDT
Active, not recruiting No phase listed Observational

Surveillance Colonoscopy in Older Adults: The SurvOlderAdults Study

NCT05994482
View directory record Official record
Conditions
Colorectal Cancer
Interventions
adenoma vs no adenoma, colonoscopy vs no colonoscopy, survey and expert panel
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
75 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
2
States / cities
San Diego, California • West Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 21, 2026, 9:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Virtual Reality Mobility Training System for Veterans With Vision Loss

NCT00333879
View directory record Official record
Conditions
Blindness
Interventions
Virtual Sound System
Device
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 16, 2013 · Synced Oct 21, 2026, 9:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Devaluing Foods to Change Eating Behavior

NCT03557710
View directory record Official record
Conditions
Overweight and Obesity, Cancer
Interventions
Devaluing energy-dense foods for cancer-control
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
18 Years to 60 Years
Enrollment
253 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 14, 2023 · Synced Oct 21, 2026, 9:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Community-Level Daytime Sleepiness: Social-Environmental Determinants, Consequences, and Impact of Sleep Apnea

NCT04176042
View directory record Official record
Conditions
Daytime Sleepiness
Interventions
Track 1, Track 2
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
20 Years to 60 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 21, 2020 · Synced Oct 21, 2026, 9:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Creating Opportunities Through Mentoring, Parenting and Safe Spaces - Democratic Republic of Congo

NCT02384642
View directory record Official record
Conditions
Sexual Assault, Interpersonal Relations, Marital Status, Domestic Violence
Interventions
COMPASS, COMPASS plus parenting
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
10 Years to 14 Years · Female only
Enrollment
1,633 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 8, 2018 · Synced Oct 21, 2026, 9:21 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Asian Youth and Tobacco Control Survey

NCT00642317
View directory record Official record
Conditions
Tobacco Use, Smoking
Interventions
Questionnaire
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
12 Years to 17 Years
Enrollment
617 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 1, 2012 · Synced Oct 21, 2026, 9:21 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Experience of Brain Tumor Caregivers

NCT00352820
View directory record Official record
Conditions
Brain Cancer, Glioma
Interventions
Interview, Questionnaire
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 1, 2012 · Synced Oct 21, 2026, 9:21 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Tdap Vaccination for Infant Caregivers

NCT01233401
View directory record Official record
Conditions
Pertussis, Vaccination
Interventions
Survey
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 64 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 28, 2011 · Synced Oct 21, 2026, 9:21 PM EDT
Terminated Not applicable Interventional

Rigorous Evaluation of Yes and Know, a Fully Virtual Sexual Health and Well-Being Intervention for Youth

NCT06581536
View directory record Official record
Conditions
Pregnancy Related, Sexually Transmitted Diseases, Adolescent Behavior
Interventions
Yes and Know curriculum, Nutrition Education for Adolescents
Behavioral
Lead sponsor
ETR Associates
Other
Eligibility
14 Years to 19 Years
Enrollment
449 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Watsonville, California
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 21, 2026, 9:21 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Urban Environmental Factors and Childhood Asthma

NCT00114881
View directory record Official record
Conditions
Asthma, Allergy
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
560 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2024
U.S. locations
4
States / cities
Baltimore, Maryland • Boston, Massachusetts • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2025 · Synced Oct 21, 2026, 9:21 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Adult Broad Learning Experiment (ABLE): Feasibility Study

NCT03438136
View directory record Official record
Conditions
Cognitive Decline
Interventions
Adult Broad Learning Experiment (ABLE)
Behavioral
Lead sponsor
University of California, Riverside
Other
Eligibility
55 Years and older
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Riverside, California
Source: ClinicalTrials.gov public record
Updated Feb 19, 2018 · Synced Oct 21, 2026, 9:21 PM EDT
Enrolling by invitation Not applicable Interventional

App-based Breathing Program for Migraine Relief

NCT07297901
View directory record Official record
Conditions
Migraine, Heart Rate Variability (HRV), Autonomic Nervous System, Headache (Migraine), Headache, Chronic Pain, mHealth, Breathing
Interventions
Baseline Survey, Heart rate variability biofeedback, Sham Control Group
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Oct 21, 2026, 9:21 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Blue Light Therapy for Liver Surgery

NCT02915081
View directory record Official record
Conditions
Acute Kidney Injury, Liver Injury, Inflammation
Interventions
Blue light
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 5, 2019 · Synced Oct 21, 2026, 9:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Improving Firearm Storage in Alaska Native Villages

NCT00643812
View directory record Official record
Conditions
Suicide, Suicide, Attempted, Wounds and Injuries
Interventions
Installation of gun locker in household
Other
Lead sponsor
University of Washington
Other
Eligibility
21 Years and older
Enrollment
266 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 26, 2008 · Synced Oct 21, 2026, 9:21 PM EDT