Clinical trials
Cardiorespiratory Fitness clinical trials
Below are recruiting cardiorespiratory fitness clinical trials, each written for real people, not researchers. We’re tracking 30 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06770660Recruiting
Remote exercise for teen fitness
This trial tests whether exercising at home through video calls can improve heart and lung fitness in teenagers aged 12 to 17. It might be a convenient way to stay active if you cannot get to a gym or sports club.
SingaporeAges 12–18 - NCT07390695Enrolling by invitation
Gamified exercise for hardcore smokers who are inactive
This trial tests if a fun, game-like exercise program can help heavy smokers who don't exercise much improve their heart and lung fitness and feel more ready to quit smoking.
Yogyakarta, Special Region of YogyakartaAges 17–45 - NCT07829003Enrolling by invitation
Step test to measure fitness in healthy adults
This study tests a new step-based exercise test to see if it works as well as a standard bike test for measuring fitness and breathing. If you are a healthy adult, you might join to help validate this simpler test.
EdinburghAges 18–55 - NCT05521490Recruiting
Helps kindergarten children move more through activity programs
This study tests ways to help young children (about ages 5–6) be more physically active in kindergarten. If your child can safely join regular classroom activities, the program may help improve daily movement and activity habits.
Hong KongAges 5–6 - NCT07841249Recruiting
Recovery of heart and lung fitness after lung surgery
This study compares how well patients recover their heart and lung fitness after two types of lung surgery: removing a whole lobe versus removing a smaller part of the lung. It may help doctors understand which surgery leads to better recovery.
Wuhan, HubeiAges 18 years+ - NCT07805044Enrolling by invitation
Body monitoring study for overall health and resilience
This study uses wearable sensors and a digital body twin to measure how your body responds to a physical challenge. It aims to understand resilience in people with various health conditions, which could lead to better health insights.
New York, New YorkAges 18–80 - NCT07671625Recruiting
Prehabilitation program for esophageal or gastric cancer
This trial tests a comprehensive program that includes exercise, nutrition, and psychological support before and after surgery for patients with locally advanced esophageal or gastric cancer. It aims to improve recovery and outcomes.
BrnoAges 18 years+ - NCT07573228Recruiting
Obesity's effect on insulin action and fitness in Type 1 Diabetes
This study examines how excess weight affects how insulin works in small blood vessels and overall fitness in people with Type 1 Diabetes. Researchers want to understand if obesity makes diabetes management harder and whether this knowledge can help future treatments.
Charlottesville, VirginiaAges 21–50 - NCT07428850Recruiting
Aerobic exercises vs low interval training for kids' heart health
This study tests whether aerobic exercises or low-intensity interval training better improves heart and lung fitness in healthy school children aged 6–12. It may help determine the best exercise type for kids.
Daska Kalan, Punjab ProvinceAges 6–12 - NCT06745869Recruiting
Aerobic and breathing exercises for choir singers
This trial tests whether combining aerobic exercise with special breathing exercises (diaphragmatic) improves singing and breath control in choir members. If you're a chorist with a sedentary lifestyle, you may benefit from this study.
IstanbulAges 25–60 - NCT07328568Recruiting
Quick sprints for better heart health
This study tests whether short bursts of intense exercise can improve your heart and lung fitness. You might join if you're generally healthy and not already very active.
San Marcos, CaliforniaAges 18–55 - NCT07331558Recruiting
Virtual reality rehab for heart surgery recovery
This study tests if virtual reality exercises can improve your heart and lung fitness after coronary artery bypass surgery. If you still feel short of breath, this might help you recover better.
Lahore, Punjab ProvinceAges 30–60 - NCT06869486Recruiting
How insomnia affects DNA, heart health, and lifestyle
This study looks at how insomnia affects your DNA, heart health, metabolism, and daily habits. It includes different groups of people—healthy adults, athletes, older adults, university students, and people with metabolic syndrome—to compare the impact of sleep problems.
Ensenada, Estado de Baja CaliforniaAges 18–75 - NCT05496751Recruiting
Exercise study for people with low activity habits
This study looks at how much your body’s response to exercise can vary over time. They’re enrolling people who are usually sedentary and whose weight and BMI fit their targets, to better understand exercise effects.
Kingston, OntarioAges 25–65 - NCT05332457Recruiting
Beta-blocker effects on heart rate and exercise capacity in atrial fibrillation
This study looks at how taking a beta-blocker affects your resting heart rate during activity and how fit your heart and lungs are during an exercise test. It may help clarify whether the way the medication controls heart rate is linked to better exercise tolerance in people with persistent atrial fibrillation.
TaipeiAges 20 years+ - 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 - NCT07270757Recruiting
Pre-ablation exercise program for atrial fibrillation
This study tests whether a short exercise and education program before a first-time ablation for atrial fibrillation improves your recovery and heart fitness. It's for people with mild or no heart failure symptoms and a well-pumping heart.
Nanjing, Please SelectAges 18–70 - NCT07182773Recruiting
Cycling before chemo to improve heart and lung fitness
This trial tests whether doing a short cycling workout right before each chemotherapy session can help protect your heart and lungs. It is for people with early-stage breast, ovarian, or colorectal cancer who are starting at least 12 weeks of chemo.
DublinAges 18 years+ - NCT07182955Recruiting
Exercise training for chest pain with clear arteries
This research study looks at why people with chest pain but clear heart arteries have low fitness. It tests whether a home-based interval training program (short bursts of hard exercise) can improve fitness and quality of life.
Charlottesville, VirginiaAges 18–85 - NCT06842225Recruiting
How fitness and body fat affect blood sugar and blood vessels after inactivity
This study looks at how your fitness level and body fat affect blood sugar and blood vessel health when you are less active than usual. You'll be asked to ride an electric scooter to reduce your activity, so we can learn how your body responds.
Oxford, OhioAges 18–40 - NCT06788275Recruiting
Can exercise improve blood vessel health after a heart attack?
This study looks at whether aerobic exercise can improve blood vessel health in people who have had a heart attack or chest pain (angina). If you qualify, you'll join a monitored exercise program.
Alicante, AlicanteAges 45–75 - NCT06743711Recruiting
Heart fitness in severe mental illness study
This study checks how fit your heart and lungs are if you have a serious mental illness like schizophrenia or bipolar disorder. It aims to see if fitness can help improve health and well-being.
Glostrup MunicipalityAges 18–45 - 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 - 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
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Cardiorespiratory Fitness trials by city
Studies with a site in or near these metro areas.
Cardiorespiratory Fitness trials by state
Studies with a site anywhere in these states.
Common questions
- Are there clinical trials for cardiorespiratory fitness?
- Yes. Clin2 currently lists 30 recruiting cardiorespiratory 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 cardiorespiratory 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 cardiorespiratory 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.