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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Environment Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Communicating Multiple Disease Risks: A Translation of Risk Prediction Science

NCT03255291
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Risk Assessment App, Audio Recording - Sleep, Surveys, Audio Recording - Exercise, Text message reminders, Text Message Survey
Behavioral · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
30 Years to 64 Years
Enrollment
554 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 17, 2020 · Synced Sep 3, 2026, 6:21 AM EDT
Terminated No phase listed Observational

Characterization of Circulating Tumor Cells (CTCs) in High Risk and Early Metastatic Prostate Cancer Patients Using Parsortix® System

NCT05437679
View directory record Official record
Conditions
High Risk Prostate Carcinoma, Biochemically Recurrent Prostate Carcinoma, Castration-resistant Prostate Cancer, Prostate Cancer
Interventions
Blood collection
Other
Lead sponsor
Angle plc
Industry
Eligibility
18 Years and older · Male only
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
Bala-Cynwyd, Pennsylvania • Pottstown, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 4, 2023 · Synced Sep 3, 2026, 6:21 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
Not listed
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 Sep 1, 2026 · Synced Sep 3, 2026, 6:21 AM EDT
Completed Phase 1 Interventional

Optimizing Hand Rehabilitation Post-Stroke Using Interactive Virtual Environments

NCT01072461
View directory record Official record
Conditions
Cerebrovascular Accident, Hemiparesis, Hemiplegia
Interventions
HAS Training, HAT training, Bimanual Training
Behavioral
Lead sponsor
New Jersey Institute of Technology
Other
Eligibility
18 Years to 80 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 6, 2015 · Synced Sep 3, 2026, 6:21 AM EDT
Active, not recruiting Not applicable Interventional

Testing Counseling and Mobile Health Interventions to Improve Physical Activity and Diet Quality in Survivors of Childhood Cancer

NCT05075759
View directory record Official record
Conditions
Hematopoietic and Lymphoid Cell Neoplasm, Malignant Solid Neoplasm
Interventions
Behavioral Intervention, Survey Administration, Interview
Behavioral · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 54 Years
Enrollment
374 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
2
States / cities
Memphis, Tennessee • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Sep 3, 2026, 6:21 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Well Baby, Well Family Study

NCT06801080
View directory record Official record
Conditions
Social Determinants of Health
Interventions
HealthySteps (https://www.zerotothree.org/our-work/healthysteps/), Treatment as Usual (TAU)
Other
Lead sponsor
Naval Health Research Center
Federal
Eligibility
Not listed
Enrollment
1,181 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
2
States / cities
San Diego, California • Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 10, 2025 · Synced Sep 3, 2026, 6:21 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Genetic and Environmental Risk Factors for Hemorrhagic Stroke-GERFHS III

NCT00930280
View directory record Official record
Conditions
Stroke
Interventions
Not listed
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
1,260 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2025
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 27, 2024 · Synced Sep 3, 2026, 6:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dietary Intervention for Visceral Adiposity

NCT01350518
View directory record Official record
Conditions
Obesity
Interventions
Benefiber, TrueLemon
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
20 Years to 50 Years · Female only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 27, 2018 · Synced Sep 3, 2026, 6:21 AM EDT
Completed No phase listed Observational

Smoking Status and Body Image in Oral Cancer Patients

NCT00412490
View directory record Official record
Conditions
Oral Cavity Cancer
Interventions
Questionnaire, Interview
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 28, 2016 · Synced Sep 3, 2026, 6:21 AM EDT
Completed Not applicable Interventional

Biobehavioral Effects of Emotional Expression in Cancer

NCT00505310
View directory record Official record
Conditions
Kidney Cancer
Interventions
Writing, Questionnaire
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
705 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 29, 2022 · Synced Sep 3, 2026, 6:21 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

The Impact of Acute Exercise in the Heat on Breast Milk Production and Composition in Lactating Women

NCT07036640
View directory record Official record
Conditions
Lactation
Interventions
Heat exposure
Other
Lead sponsor
Providence College
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jun 24, 2025 · Synced Sep 3, 2026, 6:21 AM EDT
Not yet recruiting Phase 4 Interventional

Combatting Muscle Loss in Obese Adult Patients on GLP-1 Medications Through Dietary Counseling and Exercise During Treatment Evaluates Whether a 12-week Exercise and Individualized Nutrition Program Can Reduce Muscle and Bone Loss and Improve Strength, Fitness, and Function in Obese Adults on GLP-1

NCT07554417
View directory record Official record
Conditions
GLP - 1, Obesity & Overweight, Muscle Loss, Exercise Intervention, Dietary Assessment
Interventions
Semaglutide, Dietary Counseling, Exercise
Drug · Behavioral
Lead sponsor
William Marsh Rice University
Other
Eligibility
40 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Sep 3, 2026, 6:21 AM EDT
Active, not recruiting Phase 2 Interventional

Proton Beam Therapy (PBT) Versus Intensity-Modulated Radiation Therapy (IMRT) Trial

NCT01512589
View directory record Official record
Conditions
Esophageal Cancer
Interventions
Proton Beam Therapy (PBT), Intensity Modulated Radiation Therapy (IMRT), Questionnaires
Radiation · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Sep 3, 2026, 6:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Executive, Activities of Daily Living, and Cholinergic Functions in Parkinson's Disease

NCT00737217
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Behavioral assessment/questionnaire
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
50 Years to 85 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 25, 2013 · Synced Sep 3, 2026, 6:21 AM EDT
Completed Phase 2 Interventional Results available

Study to Evaluate the Safety, PK, and Dose Response of Paltusotine in Subjects With Carcinoid Syndrome

NCT05361668
View directory record Official record
Conditions
Carcinoid Syndrome, Carcinoid, Carcinoid Tumor, Carcinoid Tumor of Ileum, Carcinoid Tumor of Cecum, Carcinoid Syndrome Diarrhea, Carcinoid Intestine Tumor, Carcinoid Tumor of Liver, Carcinoid Tumor of Pancreas
Interventions
Randomized: 40 mg Paltusotine, Randomized: 80 mg Paltusotine
Drug
Lead sponsor
Crinetics Pharmaceuticals Inc.
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
15
States / cities
Los Angeles, California • Newport Beach, California • Stanford, California + 11 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Sep 3, 2026, 6:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of the Remote Intervention for Diet and Exercise (RIDE)

NCT00883350
View directory record Official record
Conditions
Overweight, Obesity
Interventions
RIDE e-health application
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Dec 2, 2024 · Synced Sep 3, 2026, 6:21 AM EDT
Completed Not applicable Interventional Results available

Evaluating Evidence-Based Quality Improvement of Comprehensive Women's Health Care Implementation in Low-Performing VAs

NCT03238417
View directory record Official record
Conditions
Comprehensive Care
Interventions
Evidence-Based Quality Improvement
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
25
States / cities
Montgomery, Alabama • Prescott, Arizona • Sacramento, California + 22 more
Source: ClinicalTrials.gov public record
Updated Jul 26, 2023 · Synced Sep 3, 2026, 6:21 AM EDT
Completed Not applicable Interventional

A Comparison of Air Insufflation, Water Immersion and Water Exchange Colonoscopy in Diagnostic Patients

NCT01781650
View directory record Official record
Conditions
Pain, Colorectal Adenomas, Colorectal Cancer
Interventions
Air Insufflation method., Water Immersion method., Water Exchange method.
Other
Lead sponsor
Presidio Ospedaliero Santa Barbara
Other
Eligibility
18 Years to 85 Years
Enrollment
288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 14, 2014 · Synced Sep 3, 2026, 6:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pulse Oximetry Performance Comparison in Newborns

NCT06637917
View directory record Official record
Conditions
Newborn, Birth, Preterm
Interventions
OxySoftN™ Neonatal-Adult SpO2 Sensor with N600X Nellcor™ Patient Monitoring System, LNCS® NEO SpO2 Sensor with RAD-97™ Pulse CO-Oximeter, 1041PTS (or similar) Kendall™ Neonatal Electrodes with IntelliVue MP5 Portable Patient Monitor
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
29 Weeks and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
3
States / cities
Los Angeles, California • St Louis, Missouri • Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Sep 3, 2026, 6:21 AM EDT
Completed No phase listed Observational Results available

User Acceptability of a Device-Based Opioid Overdose Intervention

NCT04530591
View directory record Official record
Conditions
Opioid Overdose, Opioid-use Disorder, Substance Use Disorders
Interventions
Survey, Interview
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 6, 2021 · Synced Sep 3, 2026, 6:21 AM EDT
Completed No phase listed Observational

Simple Versus Radical Hysterectomy for Stage I Cervical Cancer

NCT00506376
View directory record Official record
Conditions
Cervical Cancer
Interventions
Interview
Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 25, 2016 · Synced Sep 3, 2026, 6:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

This Study Explores Whether Adding Natural Elements Like Plants and Sunlight to Indoor Gyms Makes Exercise Feel Easier, More Enjoyable, and Improves Performance. By Comparing Workouts in Nature-inspired and Plain Gym Settings, it Aims to Find Better Ways to Design Fitness Spaces in Cities.

NCT06928311
View directory record Official record
Conditions
Biophilic Environmental Design, Traditional Exercise Design
Interventions
Exercise Environment
Other
Lead sponsor
Colorado State University
Other
Eligibility
18 Years to 25 Years · Male only
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Sep 3, 2026, 6:21 AM EDT
Not listed Not applicable Interventional

Go Girls! Fitness Support Group Intervention Effectiveness Study

NCT02117063
View directory record Official record
Conditions
Polycystic Ovary Syndrome, Abnormal Weight Gain, Excess Weight, Insulin Resistance, Premature Adrenarche, Type 2 Diabetes Mellitus
Interventions
Go Girls! Fitness Support Group
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
10 Years to 18 Years · Female only
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2024
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 26, 2023 · Synced Sep 3, 2026, 6:21 AM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

The Impact of Parathyroid Hormone (PTH) on Craniofacial Osseous Regeneration in Bone

NCT01279187
View directory record Official record
Conditions
Implant
Interventions
Teriparatide, Placebo
Drug
Lead sponsor
University of Michigan
Other
Eligibility
30 Years to 85 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 6, 2018 · Synced Sep 3, 2026, 6:21 AM EDT