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Showing 1–24 of 135 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Environmental Exposure Clear all
Completed Not applicable Interventional Results available

Uncontrolled Lower Respiratory Symptoms in the WTC Survivor Program

NCT02024204
View directory record Official record
Conditions
Lung Diseases, Medication Compliance
Interventions
Fluticasone propionate 230mcg for 3 Months, Current Treatment or no treatment, Salmeterol 21mcg for 3 Months
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Jul 21, 2026, 9:50 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Environmental Assessment of Sleep in Youth

NCT03224455
View directory record Official record
Conditions
Sleep Disorders in Children, Environmental Exposure
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
6 Years to 12 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 25, 2024 · Synced Jul 21, 2026, 9:50 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Integrating Clinical Practice Guidelines for Smoking Cessation Into Mental Health Care for Veterans With Posttraumatic Stress Disorder

NCT00118534
View directory record Official record
Conditions
Mental Health, Stress Disorders, Post-Traumatic, Substance-Related Disorders, Tobacco Use Disorder
Interventions
Integrated Care for Smoking Cessation in PTSD patients, Standard of Care
Behavioral
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years to 80 Years
Enrollment
943 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
11
States / cities
Tuscaloosa, Alabama • San Diego, California • Washington D.C., District of Columbia + 8 more
Source: ClinicalTrials.gov public record
Updated May 4, 2014 · Synced Jul 21, 2026, 9:50 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Human Biological Responses to Low Level Ozone

NCT02857283
View directory record Official record
Conditions
Environmental Exposure, Nasal Inflammation
Interventions
Ozone, Filtered Air, Health and Exposure Tracker (HET)
Other · Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 50 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 13, 2021 · Synced Jul 21, 2026, 9:50 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Study of Genetic Risk Factors for Spina Bifida and Anencephaly

NCT00031122
View directory record Official record
Conditions
Spina Bifida, Anencephaly
Interventions
No Intervention
Other
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
Not listed
Enrollment
1,100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2012
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 4, 2010 · Synced Jul 21, 2026, 9:50 AM EDT
Completed Not applicable Interventional

Reduction of Environmental Tobacco Smoke (ETS) Exposure In Pediatric Cancer Patients

NCT00766766
View directory record Official record
Conditions
Cancer
Interventions
Health Risk and Behavioral Skills Coaching Sessions, Telephone Coaching Sessions, Physician Feedback Letter
Behavioral
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Up to 17 Years
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2010
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 5, 2013 · Synced Jul 21, 2026, 9:50 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Environment and Reproductive Health; Human Exposure to Bisphenol A, Phthalates and Fertility and Pregnancy Outcomes

NCT00011713
View directory record Official record
Conditions
Infertility
Interventions
Completion questionnaires/providing biological samples
Other
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 55 Years
Enrollment
1,474 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 10, 2020 · Synced Jul 21, 2026, 9:50 AM EDT
Active, not recruiting Not applicable Interventional

The IGNITE for Kids Study on Concentrated Investment in Black Neighborhoods and Child Health and Well-Being

NCT05760001
View directory record Official record
Conditions
Financial Stress, Economic Problems, Environmental Exposure, Health Behavior, Health, Subjective, Mental Health Wellness
Interventions
Assigned Interventions
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
3 Years to 19 Years
Enrollment
221 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 7, 2026 · Synced Jul 21, 2026, 9:50 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Service and Health During the Iraq and Afghanistan Era

NCT01987401
View directory record Official record
Conditions
Iraq and Afghanistan Era Veterans
Interventions
Not listed
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Not listed
Enrollment
1,242 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
2
States / cities
Boston, Massachusetts • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 11, 2018 · Synced Jul 21, 2026, 9:50 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Intervention to Reduce Bisphenol A Exposure in Women

NCT03440307
View directory record Official record
Conditions
Environmental Exposure
Interventions
Face-to-Face Meetings, Email Only
Behavioral
Lead sponsor
California Polytechnic State University-San Luis Obispo
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
San Luis Obispo, California
Source: ClinicalTrials.gov public record
Updated Feb 21, 2018 · Synced Jul 21, 2026, 9:50 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Observational Study of Exposure to Environmental Toxicants Among Firefighters

NCT05643014
View directory record Official record
Conditions
Healthy
Interventions
Sample collection
Other
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Jul 21, 2026, 9:50 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Natural History of the Human Biological Response to Environmental Exposure and Injury

NCT04888923
View directory record Official record
Conditions
Inflammation, Normal Controls, Metabolic Disease
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 90 Years
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2031
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Jul 21, 2026, 9:50 AM EDT
Completed Not applicable Interventional

HealthSmart: Promoting Healthy Lifestyles for Young Adult Cancer Survivors Using Educational Videos

NCT03340532
View directory record Official record
Conditions
Environmental Exposure to Ultraviolet Light
Interventions
THE INFORMATION + APPEARANCE VIDEO, Information SunSmart video, Sleep hygiene video
Other
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years to 35 Years
Enrollment
266 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 5, 2022 · Synced Jul 21, 2026, 9:50 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Epigenetic Effect Modifications With Ozone Exposure on Healthy Volunteers

NCT02469428
View directory record Official record
Conditions
Exposure to Environmental Pollution, Non-occupational
Interventions
Clean air, Ozone
Other
Lead sponsor
Environmental Protection Agency (EPA)
Federal
Eligibility
18 Years to 40 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 29, 2019 · Synced Jul 21, 2026, 9:50 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reducing Head Impact Exposure in Hawaii High School Football

NCT04020874
View directory record Official record
Conditions
Head Trauma, Cognitive Change, Confidence, Self, Sports Injuries in Children
Interventions
HuTT-2x, HuTT-4x
Behavioral
Lead sponsor
University of Massachusetts, Lowell
Other
Eligibility
14 Years to 19 Years
Enrollment
496 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Dec 4, 2023 · Synced Jul 21, 2026, 9:50 AM EDT
Active, not recruiting Not applicable Interventional

Weight Loss and Endocrine Disrupting Chemicals (EDCs): Lifestyle Interventions to Lose Weight and Reduce EDC Exposure in Individuals With Overweight/Obesity

NCT07560579
View directory record Official record
Conditions
Obesity &Amp;Amp;Amp; Overweight, Environmental Exposure, Overweight (BMI > 25)
Interventions
Educational curriculum, Weight loss Application, Urinary EDC metabolite testing, Siphox clinic biomarker test, Weight loss reporting
Behavioral · Diagnostic Test
Lead sponsor
Million Marker Wellness, Inc.
Industry
Eligibility
18 Years and older
Enrollment
226 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Jul 21, 2026, 9:50 AM EDT
Not yet recruiting Not applicable Interventional

Sperm, Exposure and Endocrine Disruptors

NCT07703046
View directory record Official record
Conditions
Fertility, Male Fertility, Sperm Count, Low, Sperm Quality
Interventions
EDC Education Intervention
Behavioral
Lead sponsor
Million Marker Wellness, Inc.
Industry
Eligibility
18 Years and older · Male only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Jul 21, 2026, 9:50 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dismantling the U.S. Social Norm of the "Kids' Food" Archetype (REACH Project)

NCT06266533
View directory record Official record
Conditions
Food Selection, Environmental Exposure
Interventions
Conventional Ultra-processed Food Nutrition Education, Arts-based Ultra-processed Food Nutrition Education
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 85 Years · Female only
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Jul 23, 2025 · Synced Jul 21, 2026, 9:50 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Interaction Effects of Temperature and Ozone

NCT01981135
View directory record Official record
Conditions
Exposure to Environmental Pollution, Non-occupational
Interventions
Clean Air, Ozone
Other
Lead sponsor
Environmental Protection Agency (EPA)
Federal
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 9, 2015 · Synced Jul 21, 2026, 9:50 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 15, 2026 · Synced Jul 21, 2026, 9:50 AM EDT
Recruiting Phase 2 Interventional

The Effect of Topical Imipramine on Photodynamic Therapy-Mediated Immunosuppression on Forearms or Face on US Veterans

NCT06778434
View directory record Official record
Conditions
Actinic Keratosis, Imipramine, Photodynamic Therapy
Interventions
Imipramine, Control Vehicle
Drug · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Dayton, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 21, 2025 · Synced Jul 21, 2026, 9:50 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

PFAS Exposure and Immune Response to Vaccination in Adults

NCT06588530
View directory record Official record
Conditions
Innate Inflammatory Response, Vaccination, Diphtheria, Tetanus, Environmental Exposure, Vaccine, Antibodies, Adult, Immunity, Pollution; Exposure
Interventions
TENIVAC
Biological
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 89 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Paulsboro, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 29, 2025 · Synced Jul 21, 2026, 9:50 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Evaluation of Prototype for Simulation for Environmental Exposure Education (SE3)

NCT05875467
View directory record Official record
Conditions
Effect of Game in Increasing Environmental Health Literacy
Interventions
SE3 Game
Other
Lead sponsor
dfusion Inc
Industry
Eligibility
11 Years to 15 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
2
States / cities
San Jose, California • Scotts Valley, California
Source: ClinicalTrials.gov public record
Updated Mar 11, 2025 · Synced Jul 21, 2026, 9:50 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impacts of a Report-back Training Program

NCT06046872
View directory record Official record
Conditions
Behavioral Shift (Researcher Willingness to Report-back)
Interventions
Report-back training
Behavioral
Lead sponsor
Silent Spring Institute
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Newton, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Jul 21, 2026, 9:50 AM EDT