Condition Directory

Obesity clinical trials

Directory of U.S. ClinicalTrials.gov public records for Obesity. Browse Obesity recruiting trials, filter by phase, sponsor, location, or intervention, and open the official ClinicalTrials.gov study record for each result.

By Clinical Trials Finder Guidance last reviewed June 10, 2026 Data synced November 3, 2026 Report an issue

ClinicalTrials.gov public records Last synced Nov 3, 2026, 2:54 AM EST

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

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How Obesity studies are organized in the registry

Obesity research spreads across several neighboring registry terms — “overweight,” “weight loss,” and “metabolic syndrome” all label closely related studies — so checking more than one term gives a fuller picture. The portfolio includes many behavioral and lifestyle studies alongside drug trials, which makes the study-type filter (interventional vs. observational) more informative than usual.

Terms that often appear in related listings

weight loss overweight metabolic syndrome bariatric

These describe how studies tend to be titled and grouped on ClinicalTrials.gov — they are search vocabulary, not medical guidance.

Showing 961–972 of 6,028 matching trials for Obesity.

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Conditions: Obesity
Interventions: mental contrasting with implementation intentions, telephone-delivered, telehealth-delivered, and or in-person MOVE! or TeleMOVE!, Information About Diet, Physical Activity, and Weight Management (Baseline Visit - 10 minutes): All, Telephone MCII Check-ins (30 minutes at 3 days, 4 weeks, and 2 months after baseline visit); Behavioral
Lead sponsor: VA Office of Research and Development; Federal
Eligibility: 18 Years to 70 Years
Enrollment: 405 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2026
U.S. locations: 1
States / cities: New York, New York

Conditions: Childhood Obesity
Interventions: TRE Group; Behavioral
Lead sponsor: University of Minnesota; Other
Eligibility: 3 Years and older
Enrollment: 36 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2023
U.S. locations: 1
States / cities: Minneapolis, Minnesota

Conditions: Ramadan Fasting, Obesity & Overweight, Aerobic Exercise, Weight Loss
Interventions: Moderate-Intensity Aerobic Exercise; Behavioral
Lead sponsor: University of Michigan; Other
Eligibility: 20 Years to 60 Years
Enrollment: 28 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2026
U.S. locations: 1
States / cities: Ann Arbor, Michigan

Conditions: HIV Lipodystrophy Syndrome, Growth Hormone Deficiency, Body Composition
Interventions: Tesamorelin; Drug
Lead sponsor: Columbia University; Other
Eligibility: 18 Years to 68 Years
Enrollment: 6 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2025
U.S. locations: 1
States / cities: New York, New York

Conditions: HIV-1-infection, Frailty, Impaired Physical Function, Abdominal Obesity, Aging
Interventions: Tesamorelin, Placebo, Exercise; Drug · Behavioral
Lead sponsor: Massachusetts General Hospital; Other
Eligibility: 50 Years to 80 Years
Enrollment: 100 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2028
U.S. locations: 2
States / cities: Aurora, Colorado • Boston, Massachusetts

Conditions: Obesity
Interventions: Standard of Care, Time Restricted Eating; Behavioral
Lead sponsor: University of California, San Diego; Other
Eligibility: 18 Years and older
Enrollment: 61 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2027
U.S. locations: 1
States / cities: La Jolla, California

Conditions: Cardiometabolic Syndrome, Obesity
Interventions: Intermittent Short Sleep (ISS), Social Jetlag (SJL), Sustained Adequate Sleep (SAS); Behavioral
Lead sponsor: Columbia University; Other
Eligibility: 18 Years to 49 Years
Enrollment: 72 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2023 – 2028
U.S. locations: 1
States / cities: New York, New York

Conditions: Morbid Obesity
Interventions: Surgery; Other
Lead sponsor: University of California, Davis; Other
Eligibility: 18 Years to 55 Years
Enrollment: 500 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2035
U.S. locations: 1
States / cities: Sacramento, California

Conditions: Breast Cancer, Obesity
Interventions: Survivors RESET; Behavioral
Lead sponsor: H. Lee Moffitt Cancer Center and Research Institute; Other
Eligibility: 18 Years and older · Female only
Enrollment: 37 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2025
U.S. locations: 1
States / cities: Tampa, Florida

Conditions: Cardiovascular Risk Factor, Circadian Dysregulation, Obesity
Interventions: Positron Emission Tomography (PET) scanning of cardiac function at 3 time points across the 24 hour circadian cycle; Combination Product
Lead sponsor: Oregon Health and Science University; Other
Eligibility: 25 Years to 65 Years
Enrollment: 17 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2026
U.S. locations: 1
States / cities: Portland, Oregon

Conditions: Obesity
Interventions: Introduction of Milk Type, Child Nutrition Counseling; Behavioral
Lead sponsor: University of California, Davis; Other
Eligibility: 23 Months to 48 Months
Enrollment: 625 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2024 – 2028
U.S. locations: 1
States / cities: Oakland, California

Conditions: Smoking Cessation, Obesity and Obesity-related Medical Conditions
Interventions: Electronic Cigarettes (EC), Nicotine replacement therapy (NRT); Other
Lead sponsor: Brown University; Other
Eligibility: 21 Years and older
Enrollment: 60 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2027
U.S. locations: 1
States / cities: Providence, Rhode Island

About this Obesity clinical trials directory page

What this page lists: U.S. ClinicalTrials.gov public records that list Obesity as a study condition, including recruiting, not yet recruiting, and active not recruiting trials across phase 1, phase 2, and phase 3.
How to narrow results: Use the filters above to scope by intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, age, or NCT ID within Obesity.
Where the data comes from: Records are sourced from the official ClinicalTrials.gov public API. Each result links back to the official study page, which is the source of truth for eligibility, enrollment, and contact information.
What this page does not do: No medical advice, eligibility judgments, treatment recommendations, ranking of trials by quality, or AI-generated medical summaries.

Obesity clinical trials

How Obesity studies are organized in the registry

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Live official records

WOOP VA: Promoting Weight Management in Primary Care

Piloting a Family-Based Intervention of Time-Restricted Eating to Treat Obesity

Effects of Ramadan Fasting With Exercise on Cardiometabolic Health

Body Composition and Adipose Tissue in HIV

Tesamorelin as an Adjunct to Exercise for Improving Physical Function in HIV

Effect of Time-restricted Eating on Catecholamine-sensitivity of Adipose Tissue in Obese Adults

Impact of Yo-Yo Sleep on Cardiometabolic Health

Metabolic Responses to Bariatric Surgery

Breast Cancer Survivors RESET (Reducing Weight and Elevated Stress Levels Using Educational and Behavioral Tools): A Pilot, Feasibility Study

Body Weight, Sleep, and Heart Health

Milk-Tot Study: Impact of Whole Versus Low-fat Milk on Child Health

Clinical Research Evaluating Smoking Cessation With E-Cigarettes and Nicotine Therapy

About this Obesity clinical trials directory page