Clinical trials
Obesity clinical trials
Excess body weight that increases the risk of many other health conditions. We’re tracking 1,434 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06581120Enrolling by invitation
Stomach ultrasound study for diabetes and obesity
This study uses ultrasound to see how GLP-1 RA medications (like Ozempic) affect the stomach in people with type 2 diabetes and obesity. It may help doctors better understand how these medicines work.
Cincinnati, OhioAges 10–25 - NCT06174389Recruiting
Weight loss study: diet, appetite and body changes
This study looks at how diet, appetite, and body changes work together during weight loss. It's designed for people with a BMI of 30 to 50 who want to lose weight and are not taking certain medications or have certain health conditions.
Seattle, WashingtonAges 18–60 - NCT06562907RecruitingPhase 1
Study of an experimental drug for weight and diabetes
This study tests an investigational drug called GS-4571 in healthy people, people with obesity, and people with type 2 diabetes. It aims to see how the drug affects the body and whether it might help with weight and blood sugar control.
Miami, FloridaAges 18–65 - NCT06557005Recruiting
Helping new mothers with chronic conditions get primary care
This study helps new mothers with chronic health conditions transition smoothly from pregnancy care to regular primary care. If you have high blood pressure, diabetes, severe obesity, depression, or anxiety, you may be able to join a program that coordinates your care after childbirth.
Boston, MassachusettsAges 18 years+ - NCT06555393RecruitingPhase 1
Egg protein health effect pilot study
This study looks at whether a protein from eggs can help people who are at risk for diabetes or who have type 2 diabetes. Participants will eat a special egg product and have their health checked. It compares how healthy people and those with or at risk for diabetes respond.
Edmonton, AlbertaAges 18–70 - NCT06554717RecruitingPhase 2
Tesamorelin and exercise for physical function in HIV
This study tests whether adding tesamorelin to an exercise program helps older adults with HIV improve their physical function and reduce belly fat. It is designed for people who are mostly sedentary and show early signs of frailty.
Aurora, ColoradoAges 50–80 - NCT06532747Recruiting
Redefining BMI: Body, Mind, and Inflammation Trial
This trial studies how a new approach to body weight and inflammation affects young women with a BMI of 25–50. It aims to help with weight and overall well-being without using medication.
Richmond, VirginiaAges 18–25 - NCT06546085Recruiting
Extracellular vesicles, insulin, and exercise in type 2 diabetes
This study looks at how tiny particles called extracellular vesicles affect how your body uses insulin, and whether exercise can make a difference. It is for people with type 2 diabetes (or normal blood sugar) who are not very active and have been on diabetes medication for a long time.
New Brunswick, New JerseyAges 30–80 - NCT06538948Recruiting
Eating behavior after weight loss surgery
This study measures how people eat and how their gut hormones change after weight loss surgery. It compares different groups to understand differences between men and women.
Männedorf, Canton of ZurichAges 18 years+ - NCT04136717Recruiting
Test if FreeO2 helps keep oxygen levels in range
This study looks at whether adding FreeO2 can help keep your oxygen saturation (a measure of oxygen in the blood) within a target range while you use breathing support like NIV or CPAP. It may help reduce time spent either too low or too high in oxygen levels.
Québec, QuebecAges 18 years+ - NCT06511310Recruiting
Exercise, brain health, and weight maintenance after weight loss surgery
This study looks at how exercise affects brain activity and helps people keep weight off after they have regained some weight following bariatric surgery. You may join if you had weight loss surgery, lost weight, and then regained more than 10% of that lost weight within the last 1 to 5 years.
Boston, MassachusettsAges 18–70 - NCT06515691Recruiting
Nerve block for pain after weight loss surgery
This study tests a nerve block (an injection near the nerves) to see if it helps reduce pain after laparoscopic sleeve gastrectomy. The block is called a modified thoracoabdominal nerve plane block, and it may lead to better pain control and recovery.
Istanbul, BagcilarAges 18–65 - NCT06521021Recruiting
Choice to avoid or resist eating
This study tests two ways to help people lose weight: making a choice to eat less or to resist cravings. You will learn which approach works best for you.
Beverly Hills, CaliforniaAges 18–80 - NCT06526650Recruiting
Cooking demos for Native Hawaiian adults with diabetes or heart risks
This trial tests if cooking demonstrations can help Native Hawaiian adults with conditions like type 2 diabetes, pre-diabetes, high blood pressure, or high cholesterol improve their health. You'd learn healthy cooking and be encouraged to do moderate activity like brisk walking.
Honolulu, HawaiiAges 18 years+ - NCT06526273Recruiting
PILI 'Āina Household Program
This study is for Native Hawaiian adults living in homestead communities who are overweight or have health conditions like diabetes, high blood pressure, or high cholesterol. It looks at a household-based program to help you and your family make healthier lifestyle changes together.
Honolulu, HawaiiAges 18 years+ - NCT06499857RecruitingPhase 3
Semaglutide for atrial fibrillation and weight loss
This study tests whether a weekly injection of semaglutide (the same drug in Wegovy and Ozempic) can help people with atrial fibrillation lose weight and improve their heart condition. It's for people with AF who also have obesity, and may or may not plan to have a heart procedure called catheter ablation.
Phoenix, ArizonaAges 18–75 - 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+ - NCT06509776Enrolling by invitation
Bone growth and hormone health in young adults
This study looks at how bones mature and how hormones change as you become a young adult. If you were born in Denmark in 2006 or 2007 and are 18, you may be invited to help researchers understand these changes.
AalborgAges 18–19 - NCT06493084RecruitingPhase 1
Testing LAE102 in healthy and overweight adults
This study tests a new medicine called LAE102 in two groups: healthy volunteers and people who are overweight or obese. The goal is to see if it is safe and how the body processes it.
Shanghai, Shanghai MunicipalityAges 18–65 - NCT06489262Recruiting
Healthy Together (Juntos) program for Hispanic teens
This study tests a program called Healthy Together (Juntos) to help Hispanic teens and their parents make healthier choices about activity, eating, and screen time. Families who join will get support to improve their habits.
Miami, FloridaAges 12–15 - NCT06484621Recruiting
Preventing weight regain after weight loss surgery with exercise
This study looks at whether increased physical activity can help prevent weight regain after weight loss surgery. It is for people who had gastric bypass or sleeve gastrectomy in the last 6–20 months and have regained less than 10% of their lost weight.
Hartford, ConnecticutAges 18–64 - NCT06491537Recruiting
Time-restricted eating for losing weight after having a baby
This study tests whether eating only during a specific daily window (time-restricted eating) helps new moms lose weight. It may be an option if you are 6 to 16 weeks postpartum and have a body mass index (BMI) of 25 or higher.
Birmingham, AlabamaAges 18 years+ - NCT06466161Recruiting
Testing a new blood pressure measurement method in pregnant patients
This study is testing a new way to measure blood pressure on your forearm and upper arm. It aims to see if this method works well for pregnant patients, especially those with high blood pressure conditions.
Chicago, IllinoisAges 18 years+ - NCT06455995Recruiting
Daily eating patterns for total health
This study looks at how different daily eating patterns affect your health. If you are overweight or have obesity, you may be able to join and help researchers find better ways to improve well-being.
Knoxville, TennesseeAges 25–60
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Common questions
- Are there clinical trials for obesity?
- Yes. Clin2 currently lists 1,434 recruiting obesity 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 obesity 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 obesity 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.