Clinical trials
FIT clinical trials
Below are recruiting fit clinical trials, each written for real people, not researchers. We’re tracking 255 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07419503Enrolling by invitation
Healthy lifestyle program for overweight children
This study evaluates a healthy lifestyle program for children ages 4 to 12 who are overweight. It looks at how well the program works and gathers feedback from children, parents, and program providers.
Rotterdam, South HollandAges 4–12 - NCT07370168Enrolling by invitation
Do daily contact lenses need frequent checkups after initial fitting?
This study tests whether adults under 40 who wear daily disposable soft contact lenses need to come back for frequent eye exams after their first fitting. It aims to see if fewer checkups are safe and effective.
BirminghamAges 18–40 - NCT07283406Enrolling by invitation
High-intensity interval training for young adults with obesity
This study tests whether high-intensity interval training (short bursts of intense exercise) can improve heart health and fitness in young adults with obesity. You would participate in a supervised exercise program to see if it helps lower your risk of future health problems.
Guadalajara, JaliscoAges 18–35 - NCT07275619Enrolling by invitation
Cardiorespiratory fitness in healthy Pakistani adults
This study measures cardiorespiratory fitness in healthy adults aged 18-65 to establish normal values for the Pakistani population. It involves a simple step test and questionnaires to assess your current activity level and overall health.
Lahore, Punjab ProvinceAges 18–65 - NCT07264218Enrolling by invitation
Helping burn survivors with a tight mouth using a custom 3D-printed brace
This study tests a custom-made mouth brace created from a 3D scan of your mouth. The brace may help stretch and improve the opening of a tight mouth caused by burn scars, making daily activities like eating and speaking easier.
SeoulAges 18 years+ - NCT06941064Enrolling by invitation
Study on body measurements and fitness in elite Mexican soccer players
This study looks at how body measurements and fitness levels relate to performance in elite soccer players from the Mexican national team. It aims to understand what makes a top player.
Mexico City, Mexico CityAges Any age - NCT06931860Enrolling by invitation
Mailed colon cancer screening test comparison
This trial compares two home colon cancer screening tests, Cologuard and FIT, mailed directly to you. It aims to see which one helps more people complete screening and find the test that works best for you.
La Jolla, CaliforniaAges 45–49 - NCT06913985Enrolling by invitation
Study on heart health in teens and young adults
This study looks at how fitness, sleep, and diet during childhood affect heart and metabolic health in teenagers and young adults. It uses data and samples already collected from participants in earlier studies.
Little Rock, ArkansasAges 13–21 - NCT06903455Enrolling by invitation
Dance program for heart health in Indigenous women
This study tests a culturally designed dance program for Indigenous women who are overweight or obese. It aims to improve heart health by making exercise fun and meaningful.
Padre Las Casas, AraucaniaAges 18–80 - NCT06751615Enrolling by invitation
Improving scleral lens fit with advanced imaging
This study tests whether using advanced imaging can help make scleral contact lenses fit better for people with certain eye conditions. If you have keratoconus, an irregular cornea after a transplant, or severe dry eye and have struggled with other lens types, this may be for you.
MadridAges 18 years+ - NCT06676878Enrolling by invitation
Body and fitness in boys with type 1 diabetes vs. healthy soccer players
This study looks at how soccer training affects the body, fitness, and temperature control in young boys with type 1 diabetes compared to healthy boys. It may help understand how exercise and diabetes interact.
Poznan, WlkpAges 15–17 - NCT06582862Enrolling by invitation
Exercise and cell health in healthy young men
This study looks at how different types of exercise affect stress and fitness at the cellular level. It may help young men who already exercise regularly learn more about how their bodies respond to aerobic and anaerobic workouts.
Jakarta Pusat, Jakarta Special Capital RegionAges 18–23 - NCT06269744Enrolling by invitation
Proactive outreach with stool test for colorectal cancer screening
This study reaches out to adults aged 45–75 who are due for colorectal cancer screening. It uses a simple stool test (FIT) to help find cancer early and is offered at certain NYU Langone clinics.
Brooklyn, New YorkAges 45–75 - NCT05859568Enrolling by invitation
Hearing device fit checks and baseline performance study
This study measures how well hearing devices work and how they are best fitted at the start. It helps the company collect baseline information so future testing and fitting can be improved.
Valencia, CaliforniaAges 8 years+ - NCT05626374Enrolling by invitation
Remote check-in tool to reduce dropout in training
This study tests whether adding a remote, self-report tool for distress (how overwhelmed or unwell someone feels) improves how many people complete a vocational training program. It’s meant to support people using the usual case management, but with extra remote check-ins.
Barrie, OntarioAges 18–49
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Common questions
- Are there clinical trials for fit?
- Yes. Clin2 currently lists 255 recruiting fit 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 fit 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 fit 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.