Independent directory Public ClinicalTrials.gov records United States
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Showing 1–24 of 823 matching trials from the live ClinicalTrials.gov search.
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
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
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Thirty Million Words Home Visiting

NCT02216032
Conditions
Language Environments of Children of Low-socioeconomic Status
Interventions
TMW Curriculum, Nutrition Curriculum
Other
Lead sponsor
University of Chicago
Other
Eligibility
13 Months to 16 Months
Enrollment
206 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Acute Myelogenous Leukemia, Myelodysplastic Syndrome
Interventions
Not listed
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
60 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Houston, Texas
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Doulas as Environmental Educators and Partners Study

NCT06032143
Conditions
Health Knowledge, Attitudes, Practice
Interventions
Online educational phthalate course, Control environmental education, Phthalate conversation, Environmental exposures conversation
Behavioral
Lead sponsor
Harvard School of Public Health (HSPH)
Other
Eligibility
Not listed
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Recruiting Phase 1 Interventional Accepts healthy volunteers

The Pharmacokinetics of a Hemp-Based Topical Product

NCT07603518
Conditions
Cannabis
Interventions
CBD, THC
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Early Pregnancy
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
16 Years to 42 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
2
States / cities
Ann Arbor, Michigan • Research Triangle Park, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Childcare Outdoor Learning Environments as Active Food Systems

NCT04864574
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
Conditions
Male Infertility, Testicular Diseases, Urologic and Male Genital Diseases, Lead Poisoning
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
21 Years to 55 Years · Male only
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2007
U.S. locations
3
States / cities
Los Angeles, California • Manhasset, New York • Philadelphia, Pennsylvania
Conditions
High-Intensity Interval Training, Heat
Interventions
15 minutes of high-intensity interval training, 43 minutes of high-intensity interval training, Hot environment, Temperate environment
Behavioral · Other
Lead sponsor
University of Alabama, Tuscaloosa
Other
Eligibility
18 Years to 39 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Tuscaloosa, Alabama
Completed No phase listed Observational Accepts healthy volunteers

Farms, Animals and Adolescents: Reinforcing the Microbiome

NCT03189849
Conditions
Healthy
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
7 Years to 13 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Madison, Wisconsin
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Natural History Study of Early Life Exposures in Agriculture (ELEA)

NCT07328516
Conditions
Prostate Cancer, Leukemia, Breast Cancer, Melanoma, Colorectal Cancer
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 99 Years
Enrollment
64,277 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
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
Conditions
Celiac Disease
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
Up to 6 Months
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Interaction Effects of Temperature and Ozone

NCT01981135
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
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
Recruiting Not applicable Interventional

Project Safe Guard-Trauma

NCT06876740
Conditions
PTSD, Firearm Injury, Suicide Prevention, Firearm Safety
Interventions
Project Safe Guard - Trauma, Project Safe Guard
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Traumatic Brain Injury
Interventions
Teen Online Problem Solving (TOPS), Teen Online Problem Solving--Teen Only (TOPS-TO), Internet Resources Comparison (IRC)
Behavioral
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
11 Years to 18 Years
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
5
States / cities
Denver, Colorado • Cincinnati, Ohio • Cleveland, Ohio + 1 more
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Inherited and Environmental Risks Acting on Body Weight

NCT07430852
Conditions
Genetics, Obesity
Interventions
Diet modification
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
20 Years to 45 Years
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Anesthetic Gas Consumption and Cost-Effectiveness
Interventions
ICU certified ventilator, Non-ICU certified ventilator
Device
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 65 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Orange, California
Conditions
Nosocomial Infections
Interventions
Not listed
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
Not listed
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
1
States / cities
Lebanon, New Hampshire
Conditions
Hypoxia, Brain, Hypoxia-Ischemia, Brain
Interventions
Infant stimulation
Behavioral
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
Up to 1 Month
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Myopia
Interventions
Vivior
Device
Lead sponsor
The University of New South Wales
Other
Eligibility
4 Years to 14 Years
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
3
States / cities
Berkeley, California • Boston, Massachusetts • New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Appalachians Together Restoring the Eating Environment

NCT02399436
Conditions
Dietary Habits
Interventions
School-Based Healthy Snacking Campaign, Community Cooking Classes
Behavioral
Lead sponsor
Mark Swanson, PhD
Other
Eligibility
Not listed
Enrollment
720 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Lexington, Kentucky