Clinical trials
Overweight or Obese Adults clinical trials
Below are recruiting overweight or obese adults clinical trials, each written for real people, not researchers. We’re tracking 800 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06785064Recruiting
Helping with long-term weight loss maintenance support
This study tests an extended care program designed to help people keep weight off after losing it. You would join with a buddy (friend or family member) and attend online sessions via Zoom, along with a few in-person check-ins at the university.
Birmingham, AlabamaAges 18 years+ - NCT05838950Recruiting
Short high-intensity exercise program for cardiometabolic health
This trial studies whether a structured, short high-intensity exercise program can improve health markers related to weight, blood sugar, and blood fats in young adults with obesity. It may help you see if this kind of exercise leads to measurable health improvements.
Syracuse, New YorkAges 18–25 - NCT06768216Recruiting
Mediterranean vs. low-fat diet for fatty liver in overweight kids
This trial compares two diets—a Mediterranean-style diet and a low-fat diet—to see which better reduces liver fat in overweight children and teens with fatty liver disease (MASLD). It aims to find a safe, effective eating plan for young people.
New Delhi, National Capital Territory of DelhiAges 8–18 - NCT06730113Recruiting
Young adults with type 2 diabetes and heart health study
This study looks at how type 2 diabetes starting in youth affects the heart over time. It also includes teens and young adults who are overweight or lean, and their biological parents, to compare heart health across these groups.
Washington D.C., District of ColumbiaAges 12–25 - NCT06625762Recruiting
Nantes bariatric surgery study
This study follows people who are preparing for bariatric (weight-loss) surgery to see how the surgery affects their health over time. It is being done to better understand the benefits and risks of bariatric surgery.
Nantes, Loire-AtlantiqueAges 18–70 - NCT06600555Recruiting
Metabolic surgery for diabetes control
This trial tests a type of weight-loss surgery (called metabolic surgery) to see if it helps people with type 2 diabetes achieve better blood sugar control. It's for people who have struggled to manage their diabetes with standard treatments and have a BMI between 30 and 35.
VilleurbanneAges 18–65 - NCT06597474RecruitingPhase 2/Phase 3
Food-Body-Mind wellness program for preschoolers
This study tests a 16-week program called Food-Body-Mind that helps preschoolers and their families build healthy habits. It focuses on movement, eating well, and feeling good about your body, and is designed for children ages 3 to 5 in Head Start programs.
Jackson, MichiganAges 3–5 - NCT06169449Recruiting
Weight management for overweight endometrial cancer patients
This trial tests a weight management program for women with early-stage endometrial cancer or atypical hyperplasia who want to keep their fertility. It aims to see if losing weight can improve treatment outcomes.
Beijing, ChinaAges 18 years+ - NCT06544954Recruiting
Grape study for heart and gut health in overweight women
This study tests whether eating California grapes can improve gut health and heart health in overweight or obese women who have been through menopause and may have type 2 diabetes or metabolic syndrome. You would need to eat grapes daily and provide blood and stool samples.
Davis, CaliforniaAges 45–70 - NCT06511297Recruiting
How aging and weight affect health: a deep-dive study
This study looks at how aging and body weight affect health and metabolism. Researchers will collect detailed measurements (like scans and blood tests) to understand why some people age better than others. You may join if you are in one of five age/weight groups.
Vienna, State of ViennaAges 18 years+ - NCT06507722Recruiting
Night Owl Metabolism Study
This study from Johns Hopkins looks at how your body's metabolism works when you're an overweight teen or young adult who sleeps enough. It aims to learn more about your 'night owl' internal clock and how it affects your health.
Baltimore, MarylandAges 18–23 - NCT06397911RecruitingPhase 2
Testing FB825 for moderate to severe eczema
This trial tests a new injectable medicine called FB825 for people with moderate to severe eczema that hasn't improved enough with standard creams. The study aims to see if FB825 can reduce itching and skin symptoms safely.
Fountain Valley, CaliforniaAges 18–65 - NCT06364644Recruiting
Reducing heart failure risk in low-income adults with diabetes
This study looks at how low income and diabetes together raise the risk of heart failure. It offers a program to help you manage your health and reduce that risk.
Baltimore, MarylandAges 30–70 - NCT06365723Recruiting
Walking in Nature vs. City for Prediabetes
This study compares walking in natural green spaces (like parks) versus walking in built environments (like city streets) for adults with prediabetes. You will be asked to walk three times a week for 30 minutes for 4 weeks in each setting, and researchers will see how your body responds.
Lake Forest, IllinoisAges 25–64 - NCT06345443Enrolling by invitation
Nicotinamide riboside for blood vessel health
This trial tests a nutritional supplement (nicotinamide riboside) to see how it affects blood flow in healthy adults. It may help understand how to support vascular health as we age.
Rochester, MinnesotaAges 35–70 - NCT06309576Recruiting
Study on body weight regulation using liquid meals
This study tests how the body regulates weight by having participants drink only a special liquid meal for two days. It may help researchers understand weight changes in people with low or high body weight.
Baton Rouge, LouisianaAges 18–40 - NCT06230744Recruiting
A weight loss program for young adults using a smartphone app
This study tests a new weight loss program designed specifically for young adults ages 18 to 40. You will use a smartphone app to help you lose weight, and the study will see if the program works well for people in your age group.
Chicago, IllinoisAges 18–40 - NCT06240208Recruiting
Study of inactivity and appetite in healthy men
This study looks at how two weeks of being inactive (not exercising and walking very little) changes appetite and hunger in healthy, active men. It may help us understand why some people gain weight when they stop being active.
CopenhagenAges 40–55 - NCT06223555Recruiting
Mixed meal energy study in healthy adults
This study looks at how your body responds to a mixed meal (a test drink or meal) when the calories are either fixed or adjusted to your energy needs. It may help researchers understand how to measure metabolism more accurately.
Phoenix, ArizonaAges 18–99 - NCT06055036Recruiting
Stress reduction for heart health in Black men
This study looks at how reducing stress can improve cardiovascular health in Black men. It involves lifestyle changes and support to help lower your risk of heart disease.
Columbus, OhioAges 18 years+ - NCT06131281Recruiting
Comparing two endoscopic procedures for weight regain after gastric bypass
This study compares two endoscopic procedures used to help people who have regained weight after gastric bypass surgery. The goal is to see which procedure is more effective at reducing the size of the connection between the stomach and intestine to help with weight loss.
Cleveland, OhioAges 18 years+ - NCT04352244Recruiting
Study of brown fat activity in healthy adults
This study measures how “brown fat” works in the body using planned medical procedures. It looks at healthy adults to understand brown fat activity and what affects it.
Boston, MassachusettsAges 18–75 - NCT06011499Recruiting
Online lifestyle program for prostate cancer survivors
This study tests an internet-based program to help prostate cancer survivors who are overweight and frail improve their health. You will be assigned to either a lifestyle coaching group or a usual care group, and both groups are followed for about 6 months.
Portland, OregonAges 18 years+ - NCT05881447Recruiting
Study kidney disease patterns in people in Tanzania
This study looks at how common chronic kidney disease is, how it develops over time, and what risk factors are linked to it. It may help improve how kidney disease is recognized and managed in your community.
Bagamoyo, Coast RegionAges 18–99
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Common questions
- Are there clinical trials for overweight or obese adults?
- Yes. Clin2 currently lists 800 recruiting overweight or obese adults studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a overweight or obese adults trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a overweight or obese adults trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.