Live Healthier

Increase fitness from the comfort of your home with these effective cardio exercises.

Boost your workout with breathwork

Improve and protect heart health through the shortest, most effective workouts.

Learn how exercise can boost your mental health and well-being with the latest scientific research.

Proven methods for increasing VO₂max—the key measure of cardio fitness.

Improve your fitness by 12% in just 8 weeks.

Regular cycling can help strengthen your heart and lungs, reduce the risk of certain types of cancer, and more.

The shortest, most effective cardio workout just got even shorter.

Make your home training more efficient with these home gym machines.

You’ll burn more calories on a 15-minute CAROL ride, than a 30-minute run.

How CAROL Bike’s short, effective workouts deplete muscle glycogen—and improve aerobic capacity.

Make the most of your time with CAROL Bike's short and efficient REHIT workouts.

REHIT: The shortest, most effective workout. Backed by science.

Improving your VO₂max by 12% is like turning the clock back on your age by 10 years.

Regular physical activity activates immune mechanisms and decreases risk of illness.

CAROL CEO and co-founder, Ulrich Dempfle, unpacks CAROL's science.

From maximizing calorie burn to sprint duration—get more from your cardio.

10 home leg workouts scientifically proven to deliver results.

Build an efficient and lasting weight management strategy.

Why Reduced Exertion HIIT (REHIT) is the most effective workout.

Discover the scientifically proven health benefits of HIIT bike workouts.

Understand how to burn fat effectively with cardio exercise.

The intensity and duration you can maintain longest determines results.

Keep active indoors with the best cardio exercises for achieving results at home.

Assemble the perfect setup for your bike and get maximum results from your workouts.

The benefits of these low-impact cardio workouts depend on effort.

Get fit, stay sharp: how high-intensity exercise and BDNF benefit your brain.