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
- NCT07093502Recruiting
Predicting outcomes after weight-loss surgery for severe obesity
This study is creating a system to predict how well people do after weight-loss surgery for severe obesity. It focuses on patients getting either a sleeve gastrectomy or a gastric bypass and aims to improve recovery and long-term results.
Changsha, HunanAges 18–50 - NCT06978179Recruiting
Nerve blocks for pain after lower belly surgery
This trial compares two types of nerve blocks (QL block vs TAP block) to see which one provides better pain relief after lower abdominal surgery. If you are having this surgery, you may be able to join and receive one of these blocks to help manage your pain.
SohagAges 18–65 - NCT07065552RecruitingEarly Phase 1
Tirzepatide for weight-linked endometrial cancer
This trial tests if the weight-loss drug tirzepatide can help people with obesity-related endometrial cancer before their hysterectomy. It may improve surgical outcomes and overall health.
Chapel Hill, North CarolinaAges 18 years+ - NCT07058207Recruiting
Weight management program for obese cancer patients in treatment
This study offers a weight management program for people with obesity who are undergoing active cancer treatment (chemo or radiation) for a solid tumor. It aims to help you manage your weight while you fight cancer, and requires living in the Barcelona area.
L'Hospitalet de Llobregat, BarcelonaAges 18 years+ - NCT07052539Recruiting
Kidney disease in heart failure with obesity
This study looks at how kidney disease relates to a type of heart failure (called HFpEF) that often happens in people with obesity. It will help doctors understand this connection better.
Jackson, MississippiAges 18–75 - NCT07027033Recruiting
Oleic acid's effect on cholesterol metabolism in women with obesity
This study tests whether a special type of fatty acid (oleic acid) can change how the body handles cholesterol in women with obesity who are having weight-loss surgery. It will help researchers understand if this nutrient can improve cholesterol metabolism and reduce insulin resistance.
Nantes, FranceAges 18–60 - NCT07012967Recruiting
Taping for breathing and sleep in obesity
This study tests whether kinesio taping improves breathing and sleep quality in people who are overweight or have class 1 or 2 obesity. You will wear a special tape on your body to see if it helps you breathe better and sleep well.
IstanbulAges 18–70 - NCT06903923RecruitingPhase 2
Bone health in teens and young adults taking GLP-1 weight loss drugs
This trial looks at how GLP-1 receptor agonist medications (like liraglutide or semaglutide) affect bone health in adolescents and young adults with obesity. It aims to understand if these weight loss drugs have any impact on bone density and metabolism.
Charlottesville, VirginiaAges 12–21 - NCT06899178RecruitingPhase 2
Atomoxetine for genetic obesity due to MC4R changes
This trial tests a medicine called atomoxetine (Strattera) to help people with a specific genetic form of obesity lose weight. It may be an option if you have a change in the MC4R gene and have not used certain other medications recently.
New York, New YorkAges 6 years+ - NCT06888570Enrolling by invitation
Liver health study for children & young adults with Down syndrome
This study looks at how eating patterns and body composition relate to fatty liver in children and young adults with Trisomy 21 (Down syndrome) or other genetic intellectual disabilities. It may help understand who is at risk and how to prevent liver problems.
Madrid, MadridAges 5–22 - NCT06721507RecruitingPhase 4
Tirzepatide after weight loss surgery
This study tests whether giving tirzepatide (a medicine that helps with weight and blood sugar) right after weight loss surgery can improve results. It is for people who are already scheduled for sleeve gastrectomy or gastric bypass at UK HealthCare.
Lexington, KentuckyAges 18 years+ - NCT06669715Recruiting
Physical fitness and heart health in adults
This study looks at physical fitness and blood flow in a wide range of adults. It aims to understand how fitness affects heart health across different people.
LjubljanaAges 18 years+ - NCT06464497Recruiting
Whole foods for teens with obesity pilot study
This study tests whether replacing processed foods with whole foods (like fruits, vegetables, and whole grains) for 8 weeks can help reduce body fat in teens with obesity. Both the teen and a parent or caregiver will learn to prepare and eat healthier meals together.
Nashville, TennesseeAges 10 years+ - NCT06444646Recruiting
Studying fat cell particles in obesity
This study looks at tiny particles released from fat tissue in people with and without obesity. It aims to understand differences that might help explain obesity-related health problems.
Genk, LimburgAges 18–65 - NCT06396416RecruitingPhase 4
Obesity management after kidney transplant
This study tests whether a weight loss medication (semaglutide) can help manage obesity in people who have had a kidney transplant or are at high risk. It aims to improve health outcomes and prevent further kidney decline.
London, OntarioAges 18 years+ - NCT04942093Recruiting
High-protein low-calorie diet before weight-loss surgery
This trial studies whether a higher-protein, lower-calorie diet before sleeve gastrectomy (a type of weight-loss surgery) changes outcomes after surgery. You may be able to join if you’re scheduled for the operation and meet specific health and safety requirements.
DieppeAges 18–65 - NCT06335810Recruiting
Reducing obesity with a buddy program
This study explores whether having a friend or family member join you in a weight-loss program helps reduce obesity. You and your buddy will use a food-tracking app and get support from the program.
New York, New YorkAges 18 years+ - NCT06119516Recruiting
Guiding breathing machine settings for severe obesity and lung injury
This study tests a new way of setting the breathing machine for people with severe obesity and lung injury (ARDS). It aims to measure pressure inside the lungs more directly, which could help customize ventilation and improve outcomes.
AngersAges 18 years+ - NCT05918575Recruiting
Breathing support after a breathing tube in very obese adults
This trial tests whether giving noninvasive breathing support (using a mask or similar device, without a new breathing tube) right after removing a breathing tube works better for severely obese adults. It mainly looks at people at higher risk of needing help breathing again after extubation.
Chicago, IllinoisAges 18 years+ - NCT05798676Recruiting
Study of pregnancy factors linked to a child’s growth
This study looks at breastfeeding mothers and how a mother’s pregnancy and health factors may relate to a child’s growth and body fat. You might be able to join if you were normal weight or overweight/obese before pregnancy and you meet the pregnancy and delivery health requirements.
La Plata, Buenos AiresAges 18–40 - NCT05745441Recruiting
Dinner routine study for weight and prediabetes health
This study tests whether changing your dinner timing and routine can improve health related to weight and blood sugar in people with obesity and prediabetes (or healthy weight). You’ll follow a set dinner schedule and complete study visits while the team monitors outcomes.
Baltimore, MarylandAges 18–50 - NCT05589688RecruitingPhase 1
Personalized acyclovir dosing in overweight and obese volunteers
This Phase 1 study tests how to adjust acyclovir dosing based on body weight and kidney function. It includes healthy volunteers across normal weight, overweight, and obesity levels to better understand how the drug moves through the body.
ToulouseAges 18–50 - NCT04087655Recruiting
Study obesity and tiny blood-vessel function in women
This study looks at how obesity affects tiny blood vessels and blood flow. It also checks whether a specific training/exercise approach changes these “microvascular” effects in premenopausal women who fit certain metabolic risk criteria.
Tallahassee, FloridaAges 18–45 - NCT05463796Recruiting
Prevention and early detection for people at high cancer risk
This study looks at surveillance (watching closely), prevention, and early “interception” steps to lower the chance that cancer will develop or be found later. It is for people with genetic risk, past cancer treatment exposures, strong family history, or certain early pre-cancer or high-risk conditions.
Boston, MassachusettsAges Any age
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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.