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ClinicalTrials.gov public records Last synced Oct 31, 2026, 2:43 AM EDT

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Showing 505–528 of 823 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Environment Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Buy 1 Get 1: Role of Grocery Coupons in Promoting Obesogenic Home Food Environments and Eating Behaviors

NCT01710124
View directory record Official record
Conditions
Obesity
Interventions
Financial incentives
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
40 Years to 70 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 11, 2015 · Synced Oct 31, 2026, 2:43 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Risk Factors for Progressive Supranuclear Palsy (PSP)

NCT00431301
View directory record Official record
Conditions
Progressive Supranuclear Palsy
Interventions
Not listed
Lead sponsor
University of Louisville
Other
Eligibility
40 Years and older
Enrollment
942 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2013
U.S. locations
9
States / cities
Birmingham, Alabama • Los Angeles, California • Aurora, Colorado + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 10, 2017 · Synced Oct 31, 2026, 2:43 AM EDT
Completed Not applicable Interventional

How Environmental Interventions Influence Behavior in School Lunchrooms

NCT02091154
View directory record Official record
Conditions
Child Behavior, Adolescent Behavior, Health Behavior
Interventions
USDA Regulations, Marketing Kit, Smarter Lunchrooms Makeover (SLM)
Behavioral
Lead sponsor
Cornell University
Other
Eligibility
5 Years to 19 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 7, 2022 · Synced Oct 31, 2026, 2:43 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Exploratory Trial of a Pediatric Web-Based Care Planning Guide

NCT06458959
View directory record Official record
Conditions
Developmental Disabilities, Developmental Delay
Interventions
PEM+
Behavioral
Lead sponsor
University of Illinois Chicago
Other
Eligibility
18 Years and older
Enrollment
223 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 31, 2026, 2:43 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Novel Strategies for Reducing Heart Disease Risk Disparities

NCT00143923
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Nutrition, Exercise, Stress Management Counseling, usual care
Behavioral · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
45 Years to 75 Years
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2029
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 31, 2026, 2:43 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Addressing Place and People Micro Environments in Weight Loss Disparities

NCT03083964
View directory record Official record
Conditions
Obese
Interventions
Usual Care, Priming
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
35 Years to 64 Years · Female only
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 28, 2023 · Synced Oct 31, 2026, 2:43 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluating the Link Between Neighborhood Environments and Obesity Among African American Women

NCT00356707
View directory record Official record
Conditions
Obesity
Interventions
Not listed
Lead sponsor
Boston University
Other
Eligibility
21 Years to 69 Years · Female only
Enrollment
23,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 28, 2012 · Synced Oct 31, 2026, 2:43 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Environmental & Genetic Influences on Vitamin D Status

NCT01208636
View directory record Official record
Conditions
Vitamin D Deficiency
Interventions
Not listed
Lead sponsor
Creighton University
Other
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 24, 2010 · Synced Oct 31, 2026, 2:43 AM EDT
Completed Not applicable Interventional

Efficacy Of Copper To Reduce Acquisition Of Microbes and Healthcare-acquired Infections

NCT01565798
View directory record Official record
Conditions
Healthcare-acquired Infection
Interventions
Copper-alloy surfaced patient care objects
Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
614 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Mar 24, 2016 · Synced Oct 31, 2026, 2:43 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Bladder Environment: Microbiome Oxygen Relationship

NCT02868463
View directory record Official record
Conditions
Urinary Incontinence, UTI's
Interventions
Not listed
Lead sponsor
Loyola University
Other
Eligibility
18 Years and older · Female only
Enrollment
115 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Maywood, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 20, 2018 · Synced Oct 31, 2026, 2:43 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Nevada Environmental Tobacco Smoke and Health Study

NCT00046306
View directory record Official record
Conditions
Cardiovascular Disease, Cancer
Interventions
Antioxidants
Drug
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
22 Years to 65 Years
Enrollment
375 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Ends 2005
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Jan 14, 2013 · Synced Oct 31, 2026, 2:43 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Environmental Intervention to Encourage Healthy Food Choices

NCT01921153
View directory record Official record
Conditions
Dietary Habits, Health Knowledge, Attitudes, Practice
Interventions
Healthy meal plates and trays
Other
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Natick, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 4, 2016 · Synced Oct 31, 2026, 2:43 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Project PRIDE (Promoting Resilience In Discriminatory Environments)

NCT03528135
View directory record Official record
Conditions
Human Immunodeficiency Virus, Sexually Transmitted Infections, Anxiety, Depression, Substance Use Disorders
Interventions
Project PRIDE
Behavioral
Lead sponsor
University of Houston
Other
Eligibility
18 Years to 25 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 25, 2022 · Synced Oct 31, 2026, 2:43 AM EDT
Completed No phase listed Observational

Survey of ColoRectal Cancer Education and Environment Needs

NCT00229554
View directory record Official record
Conditions
Colorectal Neoplasms, Mass Screening, Patient Compliance
Interventions
Not listed
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
50 Years to 75 Years
Enrollment
4,644 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 7, 2015 · Synced Oct 31, 2026, 2:43 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluating the Effect of Neighborhood Environments on Cardiovascular Risk Factors

NCT00361673
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
1,140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
2
States / cities
Aurora, Colorado • Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 25, 2013 · Synced Oct 31, 2026, 2:43 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Rare Tumors and Cancer Predisposition in Individuals and Families

NCT05350761
View directory record Official record
Conditions
Cancer, Hereditary Neoplasms, Genetic Predisposition to Cancer, Environment
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
1 Year to 99 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2035
U.S. locations
2
States / cities
Bethesda, Maryland • Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 29, 2026 · Synced Oct 31, 2026, 2:43 AM EDT
Completed Phase 2 Interventional

A Study of ALTY-0501 for the Treatment of Dry Eye Administered 4 Times a Day for a 56 Day Period

NCT00439400
View directory record Official record
Conditions
Dry Eye
Interventions
doxycycline, placebo
Drug
Lead sponsor
Alacrity Biosciences, Inc.
Industry
Eligibility
18 Years and older
Enrollment
160 participants
Timeline
2007
U.S. locations
1
States / cities
Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 2, 2007 · Synced Oct 31, 2026, 2:43 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

The Role of Heliox in Respiratory Control

NCT07424014
View directory record Official record
Conditions
Work of Breathing
Interventions
Heliox inspirate
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 40 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Oct 31, 2026, 2:43 AM EDT
Withdrawn Not applicable Interventional

Hybrid Telehealth in Pediatric Physical Therapy

NCT05350904
View directory record Official record
Conditions
Pediatric Disorder, Disability, Developmental
Interventions
Hybrid of telehealth and in-person physical therapy services
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
2 Years to 17 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 19, 2026 · Synced Oct 31, 2026, 2:43 AM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Panomics Relationships in the Epidemiology of Cancer Through In Silico Expression (PRECISE)

NCT03304990
View directory record Official record
Conditions
Cancer, Patients With Clinical and Environmental Risk Factors for Cancer, Patients With a Suspected or Confirmed Diagnosis of Cancer
Interventions
Patients with CA or suspected risk of CA or a family Hx
Other
Lead sponsor
Greater Baltimore Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 22, 2020 · Synced Oct 31, 2026, 2:43 AM EDT
Not yet recruiting Not applicable Interventional

SmartEnLite for Nursing Home Residents With Dementia

NCT07883291
View directory record Official record
Conditions
Alzheimer's Disease and Related Dementias, Alzheimer Disease and Related Dementias
Interventions
Smart Environmental Light (SmartEnLite)
Device
Lead sponsor
Penn State University
Other
Eligibility
55 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 20, 2026 · Synced Oct 31, 2026, 2:43 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Genetic and Environmental Factors in the Response to Influenza Vaccination

NCT03088904
View directory record Official record
Conditions
Influenza, Healthy
Interventions
FluMist® Quadrivalent, Fluzone® Quadrivalent vaccine
Biological
Lead sponsor
Stanford University
Other
Eligibility
12 Years to 49 Years
Enrollment
109 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Feb 13, 2020 · Synced Oct 31, 2026, 2:43 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Changes in the Bladder Micro-environment Following Midurethral Sling Surgery for Stress Urinary Incontinence

NCT03942549
View directory record Official record
Conditions
Stress Urinary Incontinence
Interventions
Retropubic midurethral sling
Device
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 89 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
2
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 16, 2020 · Synced Oct 31, 2026, 2:43 AM EDT
Completed No phase listed Observational Results available

Home Air Quality Impact for Adults With Asthma

NCT05224076
View directory record Official record
Conditions
Asthma, Environmental Exposure, Home Environment Related Disease
Interventions
Home Air Quality
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 29, 2025 · Synced Oct 31, 2026, 2:43 AM EDT