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ClinicalTrials.gov public records Last synced Oct 31, 2026, 2:58 PM EDT

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Showing 673–696 of 823 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Environment Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Study of Parenting Intervention to Prevent Child Obesity

NCT00998348
View directory record Official record
Conditions
Obesity
Interventions
Parenting Program
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
Not listed
Enrollment
324 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 17, 2013 · Synced Oct 31, 2026, 2:58 PM EDT
Completed Not applicable Interventional

A Whole Food Plant Diet and Its Lipidemic Effects on Primary Prevention in a Free-range Population

NCT03523247
View directory record Official record
Conditions
Diet Modification, Cardiology
Interventions
whole food, plant based diet
Behavioral
Lead sponsor
Lancaster General Hospital
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Lancaster, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Oct 31, 2026, 2:58 PM EDT
Completed Not applicable Interventional

A Study of Tobacco Smoke and Children With Respiratory Illnesses

NCT03062709
View directory record Official record
Conditions
Bronchiolitis, Pneumonia, Reactive Airway Disease, Asthma, Tobacco Smoking, Tobacco Cessation, Bronchopulmonary Dysplasia
Interventions
Breathe Easy Coalition written materials, Maine Tobacco Helpline, Urine cotinine testing
Behavioral · Diagnostic Test
Lead sponsor
MaineHealth
Other
Eligibility
Up to 10 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Portland, Maine
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced Oct 31, 2026, 2:58 PM EDT
Completed No phase listed Observational Results available

EnSite Precision Observational Study

NCT03260244
View directory record Official record
Conditions
Cardiac Arrhythmia
Interventions
cardiac mapping and radiofrequency ablation procedure
Procedure
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
1,065 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
7
States / cities
Birmingham, Alabama • Jonesboro, Arkansas • Little Rock, Arkansas + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 8, 2024 · Synced Oct 31, 2026, 2:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Weight Loss for Couples

NCT02570009
View directory record Official record
Conditions
Overweight, Obesity
Interventions
TEAMS (Talking about Eating, Activity, Mutual Support), Need Support Training
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years to 70 Years
Enrollment
128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Storrs, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 14, 2018 · Synced Oct 31, 2026, 2:58 PM EDT
Not listed No phase listed Observational

Skincare Products and Environmental Health

NCT04836364
View directory record Official record
Conditions
Gynecomastia, Endocrine System Diseases
Interventions
No Intervention
Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
2 Years to 15 Years
Enrollment
2,000 participants
Timeline
2019 – 2022
U.S. locations
1
States / cities
Franklin, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 31, 2026, 2:58 PM EDT
Completed Phase 2 Interventional

A Dose-Ranging Clinical Study to Assess the Safety and Efficacy of Subconjunctival Injection of Sirolimus in Patients With Dry Eye in the Controlled Adverse Environmental (CAE) Model

NCT00814944
View directory record Official record
Conditions
Dry Eye
Interventions
Sirolimus
Drug
Lead sponsor
Santen Inc.
Industry
Eligibility
18 Years and older
Enrollment
143 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 10, 2013 · Synced Oct 31, 2026, 2:58 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

The Effect of Simulated Burn Injury on Post Exercise Recovery in Hot Environments

NCT07050264
View directory record Official record
Conditions
Burn Injury, Body Temperature Regulation, Cardiovascular Physiology
Interventions
Simulated burn injury via application of absorbent and impermeable material over 60% of the body
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Oct 31, 2026, 2:58 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

PREDICT: A PBRN Feasibility Study on COVID-19 Screening in Dental Practice

NCT05123742
View directory record Official record
Conditions
COVID-19 Infection
Interventions
COVID-19 Testing
Diagnostic Test
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 5, 2023 · Synced Oct 31, 2026, 2:58 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Efficacy of AL-53817 Nasal Spray Solution

NCT01454505
View directory record Official record
Conditions
Nasal Allergies, Allergies
Interventions
AL-53817 nasal spray solution, Vehicle nasal spray
Drug · Other
Lead sponsor
Alcon Research
Industry
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated May 20, 2013 · Synced Oct 31, 2026, 2:58 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Service and Health Among Deployed Veterans

NCT02825654
View directory record Official record
Conditions
Pulmonary Function
Interventions
Not listed
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Not listed
Enrollment
6,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2029
U.S. locations
6
States / cities
San Diego, California • Decatur, Georgia • West Roxbury, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 31, 2026, 2:58 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Apple Hearing Study

NCT04172766
View directory record Official record
Conditions
Hearing Loss, Noise-Induced, Hearing Loss, Tinnitus
Interventions
Not listed
Lead sponsor
Apple Inc.
Industry
Eligibility
18 Years and older
Enrollment
300,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2029
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Oct 31, 2026, 2:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Improving Sleep Using Mentored Behavioral and Environmental Restructuring

NCT03327324
View directory record Official record
Conditions
Insomnia
Interventions
Sleep Using Mentored Behavioral and Environmental Restructuring
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 8, 2023 · Synced Oct 31, 2026, 2:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Implementation of the Child Housing Assessment for a Safe Environment

NCT05886270
View directory record Official record
Conditions
Accident Injury, Home Injury
Interventions
Housing Assessment/Safety Modifications
Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
Up to 7 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Oct 31, 2026, 2:58 PM EDT
Completed Not applicable Interventional

Effects of Live Music on the Perception of Noise in the SICU: A Patient, Caregiver, and Medical Staff Environmental Study

NCT02269527
View directory record Official record
Conditions
Pain, Anxiety, Stress
Interventions
Live music
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 14, 2024 · Synced Oct 31, 2026, 2:58 PM EDT
Completed No phase listed Observational

Environmental Risk Factors for Myositis in Military Personnel

NCT01734369
View directory record Official record
Conditions
Dermatomyositis, Adult Polymyositis, Inclusion Body Myositis, Myositis
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2014
U.S. locations
7
States / cities
Miami, Florida • Bethesda, Maryland • Research Triangle Park, North Carolina + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 31, 2026, 2:58 PM EDT
Completed No phase listed Observational

Genomics, Environmental Factors and Social Determinants of Cardiovascular Disease in African-Americans Study (GENE-FORECAST)

NCT02055209
View directory record Official record
Conditions
Hypertension
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
21 Years to 65 Years
Enrollment
670 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
2
States / cities
Bethesda, Maryland • Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Oct 15, 2026 · Synced Oct 31, 2026, 2:58 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Mayo Clinic Precure - Prospective Study

NCT07332598
View directory record Official record
Conditions
Genetic Predisposition, Exposure, Environmental
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
100,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2035
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Oct 31, 2026, 2:58 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Environmental Pollutants and the Risk of Soft Tissue Sarcoma: A Pilot Study

NCT00611078
View directory record Official record
Conditions
Soft Tissue Sarcoma
Interventions
Not listed
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 79 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 20, 2011 · Synced Oct 31, 2026, 2:58 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy Workplace Environment Study of Lisdexamfetamine Dimesylate (LDX) in Adults With Attention-Deficit Hyperactivity Disorder (ADHD)

NCT00697515
View directory record Official record
Conditions
ADHD
Interventions
LDX, Placebo
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years to 55 Years
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
5
States / cities
Little Rock, Arkansas • Irvine, California • Overland Park, Kansas + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced Oct 31, 2026, 2:58 PM EDT
Active, not recruiting Not applicable Interventional

The Feasibility and Examination of the Effects of Floatation-based REST on a Community Sample With PTSD

NCT04368689
View directory record Official record
Conditions
Post-Traumatic Stress Disorders
Interventions
Floatation-based reduced environmental stimulation therapy
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Oct 31, 2026, 2:58 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Randomized Trial of a Social Networks Intervention

NCT03059433
View directory record Official record
Conditions
Adolescent Behavior
Interventions
AVID Intervention
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
13 Years to 18 Years
Enrollment
446 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Oct 3, 2022 · Synced Oct 31, 2026, 2:58 PM EDT
Completed Not applicable Interventional

Healthy Homes/Healthy Kids Preschool

NCT01080885
View directory record Official record
Conditions
Obesity
Interventions
Busy Bodies/Better Bites, Healthy Spots/Safe Tots
Behavioral
Lead sponsor
HealthPartners Institute
Other
Eligibility
2 Years to 4 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Bloomington, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 23, 2012 · Synced Oct 31, 2026, 2:58 PM EDT
Completed Not applicable Interventional

Family-Based Intervention Study of the Effects of Environmental Exposures on Breast Tissue Composition

NCT04265547
View directory record Official record
Conditions
Breast Cancer Risk
Interventions
Breast Cancer Risk Reduction Household Intervention
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
10 Years to 65 Years · Female only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Oct 31, 2026, 2:58 PM EDT