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ClinicalTrials.gov public records Last synced Sep 6, 2026, 7:41 AM EDT

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Showing 1–24 of 325 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Environmental Exposures Clear all
Recruiting Not applicable Interventional

We-Move With Windy: Gross Motor Development for Early Childhood

NCT07346300
View directory record Official record
Conditions
Physical Activities
Interventions
We Move with Windy
Behavioral
Lead sponsor
Arkansas Children's Hospital Research Institute
Other
Eligibility
3 Years and older
Enrollment
266 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Sep 6, 2026, 7:41 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Scalability of a Home Health Navigator Program to Reduce Arsenic, Nitrate, and Lead in Private Well Water

NCT05395663
View directory record Official record
Conditions
Pollution; Exposure
Interventions
Community health worker
Behavioral
Lead sponsor
Oregon State University
Other
Eligibility
21 Years and older
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Corvallis, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 17, 2025 · Synced Sep 6, 2026, 7:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Mass Media Photographs on Drug-Related Stigma

NCT06743178
View directory record Official record
Conditions
Opioid Use Disorder, Substance Use Disorders, Stigma, Social
Interventions
Photo of a person injecting drugs, Photo of EMS responding to an overdose (White), Photo of EMS responding to an overdose (Black), Photo of a person receiving treatment (Jail), Photo of a person receiving treatment (Community), Photo of a person in recovery (White), Photo of a person in recovery (Black), Photo of a family member of an overdose decedent
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
3,570 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 18, 2024 · Synced Sep 6, 2026, 7:41 AM EDT
Not yet recruiting Not applicable Interventional

Circadian Light Exposure Adjustment for Restfulness

NCT07391852
View directory record Official record
Conditions
Sleep Onset Latency
Interventions
Amber Tinted Glasses, Clear Glasses, Smart Lightbulbs
Device
Lead sponsor
University of Arizona
Other
Eligibility
60 Months to 83 Months
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Sep 6, 2026, 7:41 AM EDT
Completed Not applicable Interventional

A Randomized Crossover Trial of Bright Light Therapy in Irritable Bowel Syndrome

NCT06676488
View directory record Official record
Conditions
Irritable Bowel Syndrome (IBS), Circadian Misalignment
Interventions
Re-Timer glasses, Placebo Device
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Sep 6, 2026, 7:41 AM EDT
Completed Phase 3 Interventional

Next Generation Ingestible Sensors for Medication Adherence Measurement

NCT05592613
View directory record Official record
Conditions
HIV Infection, Adherence, Medication, Adherence, Treatment, Pre-Exposure Prophylaxis, Antiretroviral Therapy
Interventions
Next-generation Reader and ID-Cap System, Truvada for pre-exposure prophylaxis (PrEP), Biktarvy for antiretroviral therapy (ART)
Device · Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 24, 2024 · Synced Sep 6, 2026, 7:41 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 Sep 6, 2026, 7:41 AM 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 18, 2026 · Synced Sep 6, 2026, 7:41 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Influences of Long-acting Reversible Contraceptives on Iron Status and Physiological Responses to Extreme Environments in Women

NCT06909695
View directory record Official record
Conditions
Contraception, Iron Deficiencies
Interventions
Blood volume and environmental testing
Other
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years to 40 Years · Female only
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Natick, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Sep 6, 2026, 7:41 AM EDT
Completed Not applicable Interventional

Indoor Daylight Photo Dynamic Therapy for Actinic Keratosis

NCT03805737
View directory record Official record
Conditions
Actinic Keratosis
Interventions
Amulez and sunlight, Amulez and red light treatment
Other
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Jan 19, 2022 · Synced Sep 6, 2026, 7:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reducing Silica Exposure Among Brick Kiln Workers in Nepal

NCT06090370
View directory record Official record
Conditions
Silicosis
Interventions
N95 Respirator, Protective Eyewear, Baseline Survey, Design of Workshop, Training Workshop Pilot
Device · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
2
States / cities
Baltimore, Maryland • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 23, 2024 · Synced Sep 6, 2026, 7:41 AM EDT
Recruiting No phase listed Observational

NHALES (Natural History of Asthma With Longitudinal Environmental Sampling)

NCT02327897
View directory record Official record
Conditions
Asthma
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 60 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2030
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 6, 2026, 7:41 AM EDT
Completed Not applicable Interventional

Virtual Reality as a Tool to Lower Blood Pressure and Anxiety in Clinic Settings

NCT06960057
View directory record Official record
Conditions
White Coat Hypertension, Hypertension, Blood Pressure, Anxiety, Virtual Reality Exposure Therapy, Ambulatory Blood Pressure Monitoring, Blood Pressure Disorders
Interventions
Virtual Reality Exposure
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Sep 6, 2026, 7:41 AM EDT
Not yet recruiting Not applicable Interventional

VR-Cognitive Behavioral Therapy Prehabilitation for Spinal Deformity Surgery

NCT07777679
View directory record Official record
Conditions
Degenerative Spine Disease, Spinal Stenosis Lumbar
Interventions
Virtual Reality-Based CBT Prehabilitation (VR-CBT), CBT Prehabilitation without Virtual Reality
Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 75 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Irvine, California • Newport Beach, California
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 6, 2026, 7:41 AM EDT
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Observational Study of Decentralized Urine Optical Interaction Patterns Associated With Environmental Microplastic and Nanoplastic Exposure

NCT07775495
View directory record Official record
Conditions
Healthy Adult Participants
Interventions
Not listed
Lead sponsor
Ecotera Health LLC
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
51
States / cities
Birmingham, Alabama • Anchorage, Alaska • Phoenix, Arizona + 48 more
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 6, 2026, 7:41 AM EDT
Recruiting Not applicable Interventional

VR AI Meditation for Pain

NCT07122843
View directory record Official record
Conditions
Pain and Anxiety
Interventions
VR Guided Meditation
Device
Lead sponsor
Christopher Almario
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 25, 2025 · Synced Sep 6, 2026, 7:41 AM EDT
Completed No phase listed Observational

DNA Analysis in Samples From Younger Patients With Germ Cell Tumors and Their Parents or Siblings

NCT01434355
View directory record Official record
Conditions
Childhood Malignant Ovarian Germ Cell Tumor, Childhood Malignant Testicular Germ Cell Tumor, Ovarian Choriocarcinoma, Ovarian Embryonal Carcinoma, Ovarian Mixed Germ Cell Tumor, Ovarian Teratoma, Ovarian Yolk Sac Tumor, Testicular Choriocarcinoma, Testicular Embryonal Carcinoma, Testicular Seminoma, Testicular Teratoma, Testicular Yolk Sac Tumor
Interventions
Laboratory Biomarker Analysis, Questionnaire Administration
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 19 Years
Enrollment
932 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 6, 2019 · Synced Sep 6, 2026, 7:41 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Send-In Sample Collection for Comprehensive Analyses of Innate and Adaptive Immune Responses During Acute COVID-19 and Convalescence

NCT04582903
View directory record Official record
Conditions
COVID-19 Infection
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Day to 99 Years
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2031
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Sep 6, 2026, 7:41 AM EDT
Completed Not applicable Interventional

Providing PrEP, Hepatitis C Treatment, and MOUD Through Telemedicine at Greensboro SSP

NCT05108935
View directory record Official record
Conditions
Opioid Use, Opioid Use Disorder, Risk Reduction, Hiv, Hepatitis C
Interventions
Suboxone, Truvada, Mavyret
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
Durham, North Carolina • Greensboro, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 26, 2023 · Synced Sep 6, 2026, 7:41 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Novel vs. Usual Brand Menthol Cigarettes on Abuse Liability

NCT07564648
View directory record Official record
Conditions
Cigarette Addiction, Tobacco Use Disorder
Interventions
Biospecimen Collection, Questionnaire Administration, Cigarette Purchase Task, Cross-Price Elasticity Task, Daily Diary Surveys, Progressive Ratio Task
Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Sep 6, 2026, 7:41 AM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers

Cancer Screening Program for Women at High Risk for Developing Ovarian Cancer

NCT01292733
View directory record Official record
Conditions
Ovarian Diseases, Ovarian Neoplasms
Interventions
Laboratory Tumor Marker Analysis, Transvaginal Ultrasound, Health Status Questionnaire
Other
Lead sponsor
Swedish Medical Center
Other
Eligibility
30 Years and older · Female only
Enrollment
534 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 19, 2016 · Synced Sep 6, 2026, 7:41 AM EDT
Not yet recruiting Not applicable Interventional

Evaluation of a Novel Indoor Air Pollution Intervention Among Older Adults

NCT07539987
View directory record Official record
Conditions
Cardiovascular Diseases, Blood Pressure, Glycated Hemoglobin (HbA1c), Cholesterol, Cholesterol, HDL, Cholesterol, LDL, Indoor Air Quality, Particulate Matter, Health Behavior
Interventions
Air Improvement and Real-time Monitoring for Wellness through Interactive Strategies and Education (AIRWISE), Portable Air Cleaner (PAC) Control
Behavioral · Other
Lead sponsor
University of Montana
Other
Eligibility
55 Years to 79 Years
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Missoula, Montana
Source: ClinicalTrials.gov public record
Updated Apr 19, 2026 · Synced Sep 6, 2026, 7:41 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

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

NCT07328516
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Sep 6, 2026, 7:41 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Increasing Food Literacy in Preschoolers to Reduce Obesity Risk

NCT05977348
View directory record Official record
Conditions
Food Preferences, Food Selection, Eating, Healthy, Obesity, Childhood
Interventions
Healthy Eating Curriculum, Improving the Classroom Food and Mealtime Environment, Parent Education, ECE Food Acceptance Training
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
3 Years to 6 Years
Enrollment
770 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 16, 2025 · Synced Sep 6, 2026, 7:41 AM EDT