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ClinicalTrials.gov public records Last synced Oct 30, 2026, 8:23 PM EDT

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Showing 385–408 of 823 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Environment Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Testing Legally Feasible Options: Study 1

NCT04259749
View directory record Official record
Conditions
Tobacco Use
Interventions
Flavor Ban, Menthol Ban, All flavored and mentholated products available
Other
Lead sponsor
RAND
Other
Eligibility
11 Years to 20 Years
Enrollment
267 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Oct 30, 2026, 8:23 PM EDT
Completed No phase listed Observational

Research on the Environment and Children's Health: Retinoblastoma

NCT00582049
View directory record Official record
Conditions
Retinoblastoma
Interventions
Not listed
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
Not listed
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 4, 2008 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Individual and Environmental Mechanisms of PA Change

NCT00432133
View directory record Official record
Conditions
Physical Activity, Behavior Change
Interventions
Protection Motivation Theory-Based Intervention, Environmenta
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
452 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 27, 2012 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

DRIIVE (Data and Research on Interventions to Improve the Vehicular Environment)

NCT02381626
View directory record Official record
Conditions
Vehicular Environment
Interventions
HEPA air purifier, questionnaires, Log-book, Urine sample
Device · Behavioral · Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
21 Years to 90 Years · Male only
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 5, 2021 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Childcare Outdoor Learning Environments as Active Food Systems

NCT04864574
View directory record Official record
Conditions
Pediatric Obesity, Sedentary Behavior
Interventions
Garden installation
Other
Lead sponsor
North Carolina State University
Other
Eligibility
42 Months to 6 Years
Enrollment
286 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
15
States / cities
Cary, North Carolina • Fuquay-Varina, North Carolina • Knightdale, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2021 · Synced Oct 30, 2026, 8:23 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Environmental and Reproductive Health Risk for Lewy Body Dementia

NCT06005935
View directory record Official record
Conditions
Lewy Body Dementia, Parkinson Disease Dementia, Dementia With Lewy Bodies
Interventions
Survey
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
225 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jul 3, 2024 · Synced Oct 30, 2026, 8:23 PM EDT
Terminated No phase listed Observational

A Real-world Study of Tuberculosis Incidence in AS, PsA, or PsO Patients Treated With Secukinumab in Brazil

NCT06715254
View directory record Official record
Conditions
Tuberculosis
Interventions
Not listed
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
East Hanover, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 4, 2024 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Healthy Environments Study (HEROs)

NCT04743531
View directory record Official record
Conditions
Health Behavior, Childhood Obesity
Interventions
HEROs
Behavioral
Lead sponsor
Colorado State University
Other
Eligibility
3 Years to 5 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
2
States / cities
Aurora, Colorado • Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 8, 2021 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of an Educational Planetary Plate Graphic on Meat Consumption

NCT05565859
View directory record Official record
Conditions
Diet, Food and Nutrition
Interventions
Planetary Health Plate signage
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
957 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Oct 4, 2022 · Synced Oct 30, 2026, 8:23 PM EDT
Completed No phase listed Observational

Stress, Environment, and Genetics in Urban Children With Asthma

NCT00269256
View directory record Official record
Conditions
Asthma, Lung Diseases
Interventions
Not listed
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
959 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 3, 2016 · Synced Oct 30, 2026, 8:23 PM EDT
Not listed Phase 1 Interventional

A Comparison of PRP Treatment to the IA vs. IA and EA Environments in Patients Diagnosed With Hip Osteoarthritis

NCT04241354
View directory record Official record
Conditions
Osteoarthritis, Hip, Osteoarthritis, Degeneration
Interventions
Leukocyte-poor platelet rich plasma
Biological
Lead sponsor
Regenerative Orthopedics and Sports Medicine
Industry
Eligibility
30 Years to 65 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
North Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 9, 2021 · Synced Oct 30, 2026, 8:23 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effects of Environmental Opportunities and Barriers on Physical Activity, Fitness, and Health in Hispanic Children in Wisconsin

NCT01180972
View directory record Official record
Conditions
Obesity, Diabetes, Nutrition, Physical Health
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
12 Years to 17 Years
Enrollment
214 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Milwaukee and Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 10, 2013 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional Results available

Preventing Overdose Using Information and Data From the Environment

NCT05096429
View directory record Official record
Conditions
Opioid Overdose, Drug Overdose
Interventions
PROVIDENT
Behavioral
Lead sponsor
Brown University
Other
Eligibility
Not listed
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 9, 2026 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional

Customized Approaches for Evaluating and Reducing Chemical Exposures From Home Building Materials

NCT05416281
View directory record Official record
Conditions
Environmental Exposure
Interventions
Robotic Vacuum
Other
Lead sponsor
Duke University
Other
Eligibility
Female only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 18, 2024 · Synced Oct 30, 2026, 8:23 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Health, Environment and Action in Louisville (HEAL) Green Heart Louisville Project

NCT03670524
View directory record Official record
Conditions
Cardiovascular Diseases, Metabolic Health
Interventions
Greenness as a therapeutic intervention
Other
Lead sponsor
University of Louisville
Other
Eligibility
30 Years to 70 Years
Enrollment
835 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2028
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Feb 10, 2026 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Multilevel Intervention Based on Colorectal Cancer (CRC) and Cervical Cancer Self-screening in Rural, Segregated Areas

NCT04471194
View directory record Official record
Conditions
Colorectal Cancer Screening, Cervical Cancer Screening
Interventions
Self-sampling HPV test, Fecal occult blood test
Diagnostic Test
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
50 Years to 65 Years · Female only
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 13, 2022 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Arena Labs - Improving Clinician Well Being

NCT05653700
View directory record Official record
Conditions
Mental Health Disorder
Interventions
Arena Strive, Control Cohort
Device · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 4, 2024 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of EED on Zn Absorption and Retention in Children From a MNP

NCT02758444
View directory record Official record
Conditions
Environmental Enteric Dysfunction, Zinc Deficiency
Interventions
Micronutrient Powder (MNP) + 15 mg Zn, MNP + 10 mg Zn, MNP + 5 mg Zn, MNP without Zn
Dietary Supplement
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Months to 24 Months
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 5, 2019 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional

Environmental Tobacco Smoke Exposure Reduction in High-Risk Preteens

NCT00217893
View directory record Official record
Conditions
Lung Diseases, Asthma
Interventions
Counseling, Urine Cotinine Feedback, Contingent Incentives, Usual education program
Behavioral
Lead sponsor
San Diego State University
Other
Eligibility
8 Years to 13 Years
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Oct 24, 2013 · Synced Oct 30, 2026, 8:23 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Discordance of Obesity in Adolescent Sibilngs

NCT02376439
View directory record Official record
Conditions
Obesity
Interventions
Kool-aid
Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
13 Years to 17 Years
Enrollment
176 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Oct 5, 2020 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Community Health Through Engagement and Environmental Renewal

NCT04362475
View directory record Official record
Conditions
Family Relations, Blight
Interventions
Community Health through Engagement and Environmental Renewal (CHEER)
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
11 Years and older
Enrollment
915 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 13, 2026 · Synced Oct 30, 2026, 8:23 PM EDT
Not listed Not applicable Interventional

Floatation-REST (Reduced Environmental Stimulation Therapy) for Anxiety and Depression

NCT03899090
View directory record Official record
Conditions
Generalized Anxiety Disorder, Social Anxiety Disorder, Panic Disorder, Agoraphobia, Posttraumatic Stress Disorder, Major Depressive Disorder
Interventions
Float pool, Float chair
Behavioral
Lead sponsor
Laureate Institute for Brain Research, Inc.
Other
Eligibility
18 Years to 60 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Oct 5, 2023 · Synced Oct 30, 2026, 8:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Environmental Intervention for Weight Gain Prevention

NCT00708461
View directory record Official record
Conditions
Obesity
Interventions
weight gain prevention
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 70 Years
Enrollment
1,747 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 1, 2019 · Synced Oct 30, 2026, 8:23 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Neighborhood Connect

NCT07780825
View directory record Official record
Conditions
Built Environment
Interventions
Neighborhood Connect
Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 30, 2026, 8:23 PM EDT