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ClinicalTrials.gov public records Last synced Sep 10, 2026, 7:37 PM EDT

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Showing 1–24 of 57 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Environmental Impact Clear all
Recruiting Not applicable Interventional

Addressing Tetrachloroethylene Exposure in an Impacted Community

NCT05819996
View directory record Official record
Conditions
Vapors; Inhalation, Cancer, Volatile Organic Compounds
Interventions
Environmental educational campaign
Behavioral
Lead sponsor
Purdue University
Other
Eligibility
18 Years to 99 Years
Enrollment
510 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 17, 2025 · Synced Sep 10, 2026, 7:37 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

University of Central Florida BEEAST

NCT06781424
View directory record Official record
Conditions
Biospecimen Donation, Environmental Impact
Interventions
Not listed
Lead sponsor
University of Central Florida
Other
Eligibility
18 Years and older
Enrollment
10,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2075
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Mar 25, 2025 · Synced Sep 10, 2026, 7:37 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available

Pharmacokinetics of Benzo[a]Pyrene: Impact of Diet

NCT03802721
View directory record Official record
Conditions
Environmental Exposure
Interventions
[14C]-benzo[a]pyrene, Brussels sprouts before 50 ng dose, DIM supplement before 50 ng dose
Drug
Lead sponsor
Oregon State University
Other
Eligibility
21 Years to 65 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Corvallis, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 21, 2025 · Synced Sep 10, 2026, 7:37 PM EDT
Completed Not applicable Interventional

Bleach vs. Bubbles: Assessing the Impact of the Bathroom Environment on Eczema

NCT03619161
View directory record Official record
Conditions
Eczema, Atopic Dermatitis, Atopic Dermatitis and Related Conditions
Interventions
Bubbles, Bleach and Bubbles
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
6 Months to 17 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated May 10, 2021 · Synced Sep 10, 2026, 7:37 PM EDT
Recruiting No phase listed Observational

Impact of Highly Effective Modulator Therapy on the Cystic Fibrosis Microbiome

NCT05982795
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Nasal endoscopy with microbiome swab and mucus collection through filter paper and sponge, Olfactory Function Testing, Survey Completion
Other
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 99 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Sep 10, 2026, 7:37 PM EDT
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 29, 2023 · Synced Sep 10, 2026, 7:37 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Everyday Exposures: How Chemicals and Weight Impact Breast Cancer Risk

NCT07137468
View directory record Official record
Conditions
Breast Cancer
Interventions
Surveys, Video
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 26, 2026 · Synced Sep 10, 2026, 7:37 PM EDT
Terminated Not applicable Interventional

Comparison of Community Reintegration Interventions When Using a Simulated Environment

NCT06646939
View directory record Official record
Conditions
Simulated Environments for Community Reintegration
Interventions
PT and OT with a simulated environment
Behavioral
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Sep 10, 2026, 7:37 PM 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 Sep 10, 2026, 7:37 PM EDT
Active, not recruiting Phase 2 Interventional

PMT for MDRO Decolonization

NCT05632315
View directory record Official record
Conditions
Multidrug Resistant Bacterial Infection, Enterobacteriaceae Infections, Pseudomonas Aeruginosa, VRE Infection, Methicillin-resistant Staphylococcus Aureus
Interventions
PMT
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
3
States / cities
Atlanta, Georgia • St Louis, Missouri • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Sep 10, 2026, 7:37 PM EDT
Completed Not applicable Interventional

Slippers to Reduce Transfer From Floors to Surfaces

NCT04935892
View directory record Official record
Conditions
Transmission, Other/Miscellaneous
Interventions
Slippers
Behavioral
Lead sponsor
Louis Stokes VA Medical Center
Federal
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 24, 2021 · Synced Sep 10, 2026, 7:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ultramarathons and Impact of Phased Electromagnetic Field Therapy (PEMF)

NCT03333135
View directory record Official record
Conditions
Healthy
Interventions
Pulsed Electromagnetic Field therapy (PEMF), Pulsed Electromagnetic Field Sham therapy
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 10, 2022 · Synced Sep 10, 2026, 7:37 PM EDT
Recruiting Phase 1Phase 2 Interventional

Examining a Novel Gastrointestinal Intervention to Negate Environmental Toxicants (ENGINE)

NCT07226440
View directory record Official record
Conditions
Toxicant Exposure, Firefighter, Occupational Exposure to Chemicals
Interventions
Colesevelam, Placebo
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 10, 2026, 7:37 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Assessing and Addressing Community Exposures to Environmental Contaminants

NCT06315140
View directory record Official record
Conditions
Environmental Exposure
Interventions
Nutrition
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Sep 10, 2026, 7:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Healthy In-Store Marketing Study

NCT02499211
View directory record Official record
Conditions
Obesity
Interventions
Intervention stores
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 8, 2021 · Synced Sep 10, 2026, 7:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Aerosol Box Use on Healthcare Provider Contamination

NCT04880668
View directory record Official record
Conditions
Coronavirus, Covid19, COVID-19 Acute Respiratory Distress Syndrome
Interventions
Aerosol Box (Splashguard)
Device
Lead sponsor
KidSIM Simulation Program
Network
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 31, 2022 · Synced Sep 10, 2026, 7:37 PM EDT
Recruiting Not applicable Interventional

Hearing Aid Benefit in Real-World Noisy Environments

NCT07226167
View directory record Official record
Conditions
Hearing Aid, Hearing Loss, Bilateral Sensorineural, Hearing Loss, Adult-Onset
Interventions
Hearing aid
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Sep 10, 2026, 7:37 PM EDT
Completed No phase listed Observational

Impact on Anxiety and Motivation of COVID-19 and Predictors of Individual Responses

NCT04377100
View directory record Official record
Conditions
Anxiety, Healthy Volunteers
Interventions
Computer task questionnaires
Behavioral
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years and older
Enrollment
2,962 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 30, 2025 · Synced Sep 10, 2026, 7:37 PM EDT
Active, not recruiting Not applicable Interventional

Study of Procedural Efficiency in EBUS With Dual Versus Single NEEDLEs: Evaluating the Value of a Second Needle in EBUS as it Pertains to Economic and Environmental Impact

NCT07218042
View directory record Official record
Conditions
Mediastinal and Hilar Lymphadenopathy
Interventions
We randomized patients to the two arms above; there was no specific intervention performed other than randomizing patients to one or two needles.
Diagnostic Test
Lead sponsor
Christopher Kapp
Other
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
3
States / cities
Sacramento, California • Chicago, Illinois • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 19, 2025 · Synced Sep 10, 2026, 7:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Environmental Costs of Building Human Muscle

NCT06733857
View directory record Official record
Conditions
Greenhouse Gas Emissions, Water Use, Land Use
Interventions
VEG2, OMNI2
Behavioral
Lead sponsor
Game Changers Institute
Other
Eligibility
18 Years to 40 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Laguna Niguel, California
Source: ClinicalTrials.gov public record
Updated Dec 12, 2024 · Synced Sep 10, 2026, 7:37 PM EDT
Not listed Not applicable Interventional

Brain Injury Therapy of Exercise and Enriched Environment

NCT03256643
View directory record Official record
Conditions
Brain Injuries
Interventions
Exercise, Delayed Exercise, Exercise and enrichment
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 75 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Taylor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 25, 2020 · Synced Sep 10, 2026, 7:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Impact of Standardized Tobacco Product Packaging on Young Adults in the Retail Environment

NCT05973981
View directory record Official record
Conditions
Smoking, Cigarette
Interventions
Package standardization
Behavioral
Lead sponsor
RAND
Other
Eligibility
21 Years to 34 Years
Enrollment
433 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Sep 10, 2026, 7:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Study of Immune Cell Changes in the Genital Tract 2 Months After Initiation of an IUD for Contraception

NCT01240811
View directory record Official record
Conditions
Genital Tract Mucosal Immunity, Genital Tract Microflora
Interventions
IUD placement, Levonorgestrel IUD, Copper T380A IUD
Drug
Lead sponsor
Sharon Achilles
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 25, 2017 · Synced Sep 10, 2026, 7:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Plant-Based Defaults

NCT06554743
View directory record Official record
Conditions
Choice Behavior, Dietary Habits
Interventions
Default Veg, Default Meat
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
18 Years and older
Enrollment
365 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Sep 10, 2026, 7:37 PM EDT