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

A Personalized Telehealth Intervention for Health and Weight Loss in Postpartum Women

NCT01751230
View directory record Official record
Conditions
Postpartum Weight Retention
Interventions
WIC E-Moms
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Aug 23, 2021 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional

Weight Management Demonstration Project: HEALTH

NCT01307280
View directory record Official record
Conditions
Weight Loss
Interventions
RCT1, RCT2, RCT3
Behavioral
Lead sponsor
RTI International
Other
Eligibility
18 Years to 64 Years
Enrollment
2,395 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
3
States / cities
Swansea, Illinois • Research Triangle Park, North Carolina • Fairborn, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 25, 2012 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

ACTION PAC: Adolescents Committed to Improvement of Nutrition & Physical Activity

NCT02502383
View directory record Official record
Conditions
Overweight, Obesity
Interventions
ACTION PAC, Communication with parents
Behavioral
Lead sponsor
University of New Mexico
Other
Eligibility
13 Years to 20 Years
Enrollment
991 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Jun 25, 2024 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional Results available

Wellness Achieved Through Changing Habits (The WATCH Study)

NCT03284788
View directory record Official record
Conditions
Weight Loss, Obesity, Overweight
Interventions
ABT Weight Loss Intervention
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
14 Years to 19 Years · Female only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 4, 2023 · Synced Sep 25, 2026, 10:03 PM EDT
Active, not recruiting No phase listed Observational

Intensive Longitudinal Assessment of Stress and Stress-related Concepts Across a Behavioral Weight Loss Intervention

NCT06668259
View directory record Official record
Conditions
Individual Stress and Weight Loss
Interventions
Not listed
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Fairway, Kansas • Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Parents and Children Together Preventing Diabetes (PACT PD)

NCT01819493
View directory record Official record
Conditions
Diabetes Prevention
Interventions
Lifestyle Intervention, Standard Family-Based intervention
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
8 Years and older
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 14, 2018 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional

PACE-CALL: A Weight Control Intervention for Survivors of Childhood Leukemia

NCT01171599
View directory record Official record
Conditions
Obesity, Overweight, Weight Loss, Weight Maintenance
Interventions
Fit4Life
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
7 Years to 18 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 10, 2012 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional Results available

Gaining Optimism After Weight Loss Surgery (GOALS) II

NCT04868032
View directory record Official record
Conditions
Bariatric Surgery
Interventions
Positive Psychology-Motivational Interviewing, Physical Activity Education Control
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Partners in Health: A Couples-based Approach to Obesity Prevention

NCT02205281
View directory record Official record
Conditions
Obesity
Interventions
Lifestyle Intervention
Behavioral
Lead sponsor
California Polytechnic State University-San Luis Obispo
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
San Luis Obispo, California
Source: ClinicalTrials.gov public record
Updated Aug 27, 2020 · Synced Sep 25, 2026, 10:03 PM EDT
Active, not recruiting Not applicable Interventional

The Inspiring Action to Prevent Diabetes Intervention

NCT06001801
View directory record Official record
Conditions
PreDiabetes
Interventions
Diabetes Prevention Program, INSPIRA
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 24, 2025 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Phase 2 Interventional

Effects of Worksite Wellness Interventions on Vascular Function, Insulin Sensitivity and High-Density Lipoprotein in Overweight or Obese Women

NCT00666172
View directory record Official record
Conditions
Atherosclerosis, Diabetes Mellitus, Obesity, Dyslipidemia, Hypertension
Interventions
Exercise, Weight Loss
Behavioral
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Sep 25, 2026, 10:03 PM EDT
Not yet recruiting Not applicable Interventional

Pilot Study of Endoscopic Sleeve Gastroplasty for Obese Patients With Heart Failure and Preserved Ejection Fraction

NCT07798219
View directory record Official record
Conditions
Obesity (BMI>30), Heart Failure With Preserved Ejection Fraction (HFPEF)
Interventions
Endoscopic sleeve gastroplasty (ESG)
Procedure
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
22 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 25, 2026, 10:03 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Healthy Kids Pilot

NCT03297554
View directory record Official record
Conditions
Childhood Obesity
Interventions
m-Health Intervention
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
5 Years to 14 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 28, 2024 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Brain Activity Changes After a Behavior Change Weight Loss Intervention

NCT04522245
View directory record Official record
Conditions
Obesity, Behavior, Health, Weight Loss
Interventions
Noom Healthy Weight; mobile behavior change program for weight loss., Matched Control
Behavioral · Other
Lead sponsor
Noom Inc.
Industry
Eligibility
18 Years to 60 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Commack, New York
Source: ClinicalTrials.gov public record
Updated Jul 19, 2021 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Mobile Lifestyle Intervention for Food and Exercise Study

NCT05176847
View directory record Official record
Conditions
Overweight and Obesity, Type2 Diabetes
Interventions
Podcasts and tips of the day (within app), mLIFE app (self-regulation features), mLIFE app (social support features), standard mLIFE app (social support features)
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
243 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Sep 25, 2026, 10:03 PM EDT
Not listed No phase listed Observational

Neuroimaging Predictors of Bariatric Surgical Outcome

NCT03582748
View directory record Official record
Conditions
Obesity
Interventions
sleeve gastrectomy, No sleeve gastrectomy
Procedure
Lead sponsor
Hartford Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 10, 2024 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impact of a Smartphone Application on Postpartum Weight Loss and Breastfeeding Rates Among Low-income, Urban Women

NCT03167073
View directory record Official record
Conditions
Breastfeeding
Interventions
BreastFeeding Friend (BFF), dummy app
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 19, 2021 · Synced Sep 25, 2026, 10:03 PM EDT
Completed No phase listed Observational Results available

HERO Study: Helping Evaluate Reduction in Obesity

NCT00953173
View directory record Official record
Conditions
Obesity
Interventions
LAP-BAND AP® Adjustable Gastric Banding System
Device
Lead sponsor
Apollo Endosurgery, Inc.
Industry
Eligibility
18 Years and older
Enrollment
671 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
1
States / cities
Everett, Washington
Source: ClinicalTrials.gov public record
Updated Mar 7, 2018 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional

Impact of Fitbit Plus Weight Management Program on Physical Activity and Metabolic Disease in Obese Adolescents

NCT02507791
View directory record Official record
Conditions
Obesity
Interventions
Fitbit Charge HR plus weekly phone calls to review physical activity data
Other
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
7 Years to 18 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 14, 2022 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Engaging Self-regulation Targets to Improve Mood and Weight and Understand Mechanism in Depressed and Obese Adults

NCT03841682
View directory record Official record
Conditions
Obesity, Depression
Interventions
I-CARE2
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
2
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 20, 2021 · Synced Sep 25, 2026, 10:03 PM EDT
Active, not recruiting Phase 2Phase 3 Interventional

GLP-1 Receptor Agonists Post-Bariatric Surgery (GRABS) Pilot Trial

NCT06162715
View directory record Official record
Conditions
Severe Obesity, Obesity, BMI Greater Than 30
Interventions
Tirzepatide, Standard of Care post-gastric bypass
Drug · Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
25 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Gender and Culturally Specific Approach to Reduce NAFLD in Mexican-American Men

NCT04186260
View directory record Official record
Conditions
NAFLD
Interventions
NAFLD-specific weight loss intervention, Wait-list control
Behavioral · Other
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 64 Years · Male only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 23, 2025 · Synced Sep 25, 2026, 10:03 PM EDT
Recruiting Not applicable Interventional

Feasibility of a Nutrition Intervention for Patients With Prediabetes at a Federally Qualified Health Center

NCT06897982
View directory record Official record
Conditions
Prediabetic State, PreDiabetes, Health Knowledge, Attitudes, Practice, Nutrition, Healthy, Acceptability of Health Care, Obesity Prevention
Interventions
One-arm feasibility pilot of a nutrition intervention to recruit, engage, and retain DPP participants in the safety-net setting in Los Angeles
Behavioral
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 99 Years
Enrollment
20 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 Jan 19, 2026 · Synced Sep 25, 2026, 10:03 PM EDT
Completed Not applicable Interventional

A Test of Nutritional Interventions to Enhance Weight Loss Maintenance

NCT01065974
View directory record Official record
Conditions
Overweight, Obesity, Weight Loss Maintenance
Interventions
Behavior Therapy, Meal Replacements, Nutritrol
Behavioral · Dietary Supplement
Lead sponsor
Drexel University
Other
Eligibility
18 Years to 65 Years
Enrollment
262 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 8, 2017 · Synced Sep 25, 2026, 10:03 PM EDT