Recruiting Studies
Advanced SearchData: ClinicalTrials.gov · Source of record for eligibility and locations
Top Cities for Obesity Clinical Trials
Obesity clinical trials are recruiting across 202 cities. Here are the cities with the most active studies:
About Obesity
Obesity is a complex chronic disease involving an excessive amount of body fat that increases the risk of other diseases and health problems. It affects over 650 million adults worldwide. Treatment approaches include lifestyle modifications, medications (GLP-1 agonists), and bariatric surgery.
Clinical trials are advancing new treatments for obesity. Currently, 100 studies are recruiting a combined 1,179,469 participants across the United States. Research is being conducted by 59 organizations including American Heart Association, Novo Nordisk A/S, Amgen and 56 others.
2026 Obesity Research Landscape
As of July 2026, the obesity clinical trial landscape includes 100 actively recruiting studies across 202 cities in the United States. These studies are collectively seeking 1,179,469 participants, with an average enrollment target of 11,795 per study.
Research is being led by 59 different organizations, including American Heart Association, Novo Nordisk A/S, Amgen, Brooklyn Clinical Research, Weill Medical College of Cornell University, and 54 others. The large number of sponsors reflects significant research interest and investment in obesity treatment advancement.
Geographically, obesity trials are most concentrated in Phoenix, Arizona (11 trials); Birmingham, Alabama (11 trials); Tucson, Arizona (10 trials); Miami, Florida (10 trials); New York, New York (8 trials) and 7 other cities.
Featured Obesity Studies
Highlighted recruiting studies for obesity, selected by enrollment size and research scope.
Healthy Living BEYOND Weight Study
The Healthy Living BEYOND Weight Study is an observational research study of participants living with overweight and obesity. The principal objectives for this project will be to answer fundamental unanswered questions regarding patient experiences and outcomes related to overweight and obesity, and to assess the real-world effectiveness of different weight management strategies, within contempora...
Weight Loss in Adults Using Semaglutide (Real-world Study)
The purpose of the study is to assess the weight loss in participants treated with commercially available semaglutide according to routine clinical practice at the discretion of the treating physician.
Evaluating the Impact of Maridebart Cafraglutide on Cardiovascular Outcomes in Participants With Atherosclerotic Cardiovascular Disease and Overweight or Obesity
The primary objective of this trial is to demonstrate that maridebart cafraglutide is superior to placebo when given as an adjunct to standard of care with respect to reducing cardiovascular (CV) morbidity and mortality.
Frequently Asked Questions About Obesity Clinical Trials
Are there obesity clinical trials near me?
Yes, there are 100 obesity clinical trials currently recruiting across 202+ cities in the United States, including Phoenix, Arizona; Birmingham, Alabama; Tucson, Arizona. Browse the studies above to find one at a location convenient for you.
How do I join a obesity clinical trial?
To join a obesity clinical trial: 1) Browse the available studies on this page, 2) Click on a study that interests you, 3) Check the study locations to find a site near you, 4) Review the eligibility criteria, and 5) Contact the study site or complete the eligibility form. The process is free and you can withdraw at any time.
Are obesity clinical trials free?
Yes, participation in obesity clinical trials is free. Study-related treatments, medical tests, and doctor visits are provided at no cost to participants. Many studies also offer compensation for your time and travel expenses.
What types of obesity treatments are being studied?
Current obesity clinical trials are testing a range of approaches. These include new drugs, combination therapies, medical devices, and other interventions sponsored by 59 research organizations.
Is it safe to participate in obesity clinical trials?
Clinical trials are carefully regulated by the FDA and institutional review boards (IRBs). All trials must follow strict safety protocols, and participants receive close medical monitoring throughout the study. You can withdraw from a trial at any time without penalty.
Data updated July 13, 2026 from ClinicalTrials.gov
About This Data
Data: ClinicalTrials.gov · Source of record for eligibility and locations
Clinical trial information on this page is sourced from ClinicalTrials.gov, a service of the U.S. National Institutes of Health (NIH) and National Library of Medicine (NLM). Study data is refreshed every hour to ensure accuracy.
Medical Disclaimer: The information provided on this page is for informational purposes only and does not constitute medical advice. Always consult with a qualified healthcare provider before making decisions about clinical trial participation or changes to your treatment plan.
Page reviewed by the HelloStudys Research Team · Last updated July 13, 2026 · Data from ClinicalTrials.gov