"Achieve remarkable health and fitness benefits in a fraction of the time."

Developed with leading exercise researchers, CAROL Bike offers the shortest, most effective workouts. Scientifically-proven to improve key indicators of health and fitness in 90% less time compared to regular cardio.

"Achieve remarkable health and fitness benefits in a fraction of the time."

“For 4 months now I have had a CAROL Bike in my house and I absolutely love it.” – Dr Rangan Chatterjee.

Save $300 using code LIVEMORE.
CAROL Bike beside a green display panel

Time-saving, habit-forming—and scientifically proven to get you fittest, fastest.

Portrait of a man in a black t-shirt, smiling

What makes
CAROL Bike
special?

The shortest, most effective workouts. Our signature REHIT workout creates the most potent training stimulus with just 2x20-second sprints. It’s scientifically proven to deliver double the health and fitness benefits compared to normal exercise—in 90% less time.

Personalized to your fitness and goals. CAROL Bike's AI-personalization means it's suitable for any age and any fitness level. Our AI learns to push you to your limit, applying automatic and instant resistance, to ensure your workouts are most effective for you.

Significant results in 8 weeks. CAROL Bike is proven to improve your VO2max by 12% in just 8 weeks, effectively turning back the clock on your age by 10 years.

Rider in a pink polo on a CAROL Bike outdoors, greenery behind
Rider in a white top leaning over the handlebars of a CAROL Bike
Rider in a black t-shirt at a CAROL Bike screen indoors
Rider resting forearms on a CAROL Bike in a kitchen
Rider in a striped top on a CAROL Bike outdoors among trees
Rider in a black t-shirt on a CAROL Bike, screen lit
Rider in an orange top on a CAROL Bike beside framed artwork

Your results,
supported by
science

Get Fitter. Improve your cardio fitness by 12% in just 8 weeks.

Save Time. Get all the benefits of a 45-minute run in just 5.

Live Healthier. Reduce your risk of type 2 diabetes by 62% – and your blood pressure by 5%.

Live Younger. Improving your VO2max by 12% is like turning your body clock back 10 years.

Join our 25,000+ rider community

Read real reviews from riders who’ve experienced CAROL’s benefits themselves.

From our community, who know us best.

Hear how our community of scientists, fitness thought-leaders and self-optimizers get the most out of CAROL Bike every day.

Rider on a CAROL Bike against a purple geometric wall

Dave Asprey, the father of biohacking on CAROL Bike: “This is real!”

Portrait of a man in a black shirt, indoors

Performance psychologist Dr. Michael Gervais.

Rider in a green hooded top seated at a CAROL Bike

Hear from Human Performance Consultant Ben Greenfield, on the habit of working out.

Rider looking down at the twin screens of a CAROL Bike

As awarded by Garage Gym Reviews, the #1 trusted home gym equipment review site.

Good habits start
here

Order CAROL Bike now, try it for yourself—and build a habit that lasts.

Save $300. Use code LIVEMORE for $300 off your CAROL Bike order.

100-Day Home Trial. Try CAROL Bike at home for 100 days. And if it’s not for you, return it and get a refund.

Fast Delivery. If you live in mainland US or Canada, get your new CAROL Bike delivered to your door.