Clinical trials
Fitness clinical trials
Below are recruiting fitness clinical trials, each written for real people, not researchers. We’re tracking 250 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06689293Recruiting
Stool test for follow-up after colorectal cancer treatment
This trial is testing whether a simple stool test (FIT) can replace some follow-up colonoscopies or CT scans for people who have been treated for colorectal cancer. If you are due for a routine check-up after your cancer surgery, you may be able to take this test at home instead of having a more invasive procedure.
NottinghamAges 18 years+ - NCT06691100Recruiting
How one workout changes gut bugs in women
This study looks at how a single workout changes the bacteria in your gut. It compares women who are very fit with women who don't exercise much, and includes women with different body types.
Washington D.C., District of ColumbiaAges 21–40 - 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+ - 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 - NCT06626295Recruiting
Exercise snacks for teens with obesity
This study tests whether short, frequent 'exercise snacks' can help break up long periods of sitting and improve the physical fitness of teens with obesity. It's a simple, at-home approach that may fit into daily life.
Palavas-les-FlotsAges 11–18 - NCT06595147Recruiting
Exercise for heart health in breast cancer survivors
This study tests if a 12-week exercise program improves heart health in women over 60 who have finished treatment for early-stage breast cancer. You will be placed in either an aerobic exercise group or a stretching group to see which helps your heart more.
Edmonton, AlbertaAges 60 years+ - NCT06596265Recruiting
Fit2Lead Study: Community park programs for teen health
This study looks at how community park programs can help improve health among teens. It uses data from teenagers who were already part of a larger program called Fit2Lead in Miami-Dade County.
Miami, FloridaAges 12–17 - NCT06596902Recruiting
Physical activity program for Latino families near the U.S.-Mexico border
This trial tests a program to help Latino families become more active and fit. It takes place at community centers near the border and includes both parents and children.
San Diego, CaliforniaAges 6 years+ - NCT06595251Recruiting
Fit2Play park study for better health
This trial looks at health programs in Miami-Dade parks. If you are already in the Fit2Play study, your data will be used to learn how these programs help people get healthier.
Miami, FloridaAges 6–14 - NCT06581965RecruitingPhase 4
Personalized blood clot prevention for hip or knee replacement
This trial compares a personalized approach to preventing blood clots after hip or knee replacement surgery with the standard one-size-fits-all method. The goal is to see if tailoring prevention to each patient works better and is safer.
Apeldoorn, GelderlandAges 18 years+ - NCT06562283Recruiting
Reproducibility of a fatigue test for spinal muscular atrophy
This study checks how consistent a fatigue test is for people with spinal muscular atrophy (SMA). It helps doctors better understand fatigue in SMA and may improve future care.
Saint-Etienne, FranceAges 6 years+ - NCT04570020Recruiting
Check how well wide-view scans guide scleral lens fitting
This study tests whether a special wide-area eye scan (OCT) can help fit scleral contact lenses more accurately. It may help people who need scleral lenses because of certain cornea shape problems or after past eye surgeries.
Portland, OregonAges 18 years+ - NCT06359652Recruiting
Get Fit for Function: Exercise before lung surgery
This study tests a program to help you get stronger before lung surgery. It may improve your recovery after the operation.
Chicago, IllinoisAges 18 years+ - NCT06400992Recruiting
Testing Sky hearing technology in children
This study is testing the Sky CI sound processor in children aged 6–16 who use cochlear implants and/or hearing aids. The goal is to see how well the Sky technology works for hearing in noise.
ParisAges 6–16 - NCT05518604Recruiting
Weight loss and fitness after pregnancy in active-duty women
This study looks at how to support healthy weight loss and physical fitness after having a baby while you’re still on active duty. It may help by testing a structured approach to fitness and planning during the first 18 months after delivery.
Honolulu, HawaiiAges 18–44 - NCT06345937Recruiting
Heart health lifestyle program for women with multiple risks
This study tests whether a weekly, 24-week lifestyle program at the University of Toronto can improve heart health in women who have several risk factors like being inactive, having a BMI of 25 or higher, and additional issues like high waist circumference or conditions like high blood pressure or pre-diabetes.
Toronto, OntarioAges 30 years+ - NCT06383221Enrolling by invitation
Psychological and prenatal support for depression or anxiety in pregnancy
This trial tests a step-by-step program that combines psychological support and prenatal care to help pregnant women manage depression or anxiety. It is designed for women who have screened positive for these symptoms but are not yet receiving treatment.
Ma’anshanAges 18 years+ - NCT06325280Recruiting
Exercise MRI for Kids with Heart Conditions
This study uses an MRI while exercising to check heart and lung fitness in children with heart disease. It helps doctors learn more about how to care for kids who have had a heart transplant or were born with heart problems.
Edmonton, AlbertaAges 10–18 - NCT06330922Recruiting
Muscle and tendon health study in cerebral palsy
This study looks at muscle and tendon health in people with spastic cerebral palsy who are mildly to severely affected. It involves using a special running frame to see how it affects the body.
GrazAges 14–30 - NCT06309264Recruiting
Comparing ways to fit hearing aids for blast-exposed Veterans
This study compares two different ways of fitting hearing aids for Veterans who were exposed to blasts and now have hearing difficulties. The goal is to see which method works better for improving hearing and understanding speech.
Loma Linda, CaliforniaAges 18–60 - NCT06296849RecruitingPhase 2
Quit smoking together as a couple with financial incentives
This trial tests if offering money rewards can help couples who both smoke to quit together. You and your partner would both join the program and get support to stop smoking.
Athens, GeorgiaAges 18 years+ - NCT06258941RecruitingPhase 1/Phase 2
Classroom exercise breaks and children's thinking skills
This study tests whether short exercise breaks in the classroom can improve how children think and stay fit. Children will do simple physical activities during the school day, and researchers will measure changes in attention, memory, and physical fitness.
Royal Center, IndianaAges 8–12 - 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 - NCT06207084Recruiting
Home exercise program for people with physical disabilities
This study tests a home-based exercise program for people with permanent physical disabilities that limit mobility. The goal is to see if coaching and training sessions can help you become more active and improve your health.
Birmingham, AlabamaAges 18–89
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Common questions
- Are there clinical trials for fitness?
- Yes. Clin2 currently lists 250 recruiting fitness 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 fitness 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 fitness 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.