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Best offer of the year

Black Friday deal: Save $250 on CAROL Bike

Time is your most valuable asset. And CAROL Bike’s scientifically-proven REHIT workouts deliver superior health and fitness benefits in 90% less time than traditional cardio.

This Black Friday, take advantage of the best offer of the year—get $250 off CAROL Bike with code BLACKFRIDAY.

With CAROL Bike, you get more from every ride. The benefits are clear—CAROL outweighs the competition in almost every department. See for yourself the clear advantages of choosing CAROL over conventional stationary bikes.

CAROL is not just another exercise bike, but a unique and innovative solution that sets a new standard for fitness equipment

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 just 8 weeks

CAROL Bike is scientifically proven to improve your VO₂max by 12%—in just 8 weeks. That's like turning the clock back on your age by 10 years.

The most effective workouts tailored to you

CAROL Bike's AI-personalized workouts learn to push you to your limit, so every second matters. Developed with top exercise researchers, it's a collaboration designed to create quicker, more effective ways to get you fit. And CAROL Bike's 22 workouts are just the start.

Get meaningful results in just 8 weeks

CAROL Bike's short, effective workouts mean you can achieve superior health and fitness benefits of regular exercise—in 90% less time. And the best part—it’s all backed by science.

Get fitter

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

Live healthier

Reduce your risk of type 2 diabetes by 62%—and blood pressure by 5%.

Lose weight

Burn twice as many calories on CAROL Bike than regular exercise.

Save time

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

CAROL Bike

Starting at: ~~$2,595~~ $2,355 (or $196.25/month with Affirm).

CAROL membership: $19.99/month.

Highlights

The only bike fully optimized for REHIT
22+ workouts to choose from
Fully commercial-grade exercise bike
AI-controlled, motorized resistance applied instantly
45.5″ x 22″ space requirement, smaller than your average yoga mat
Compatibility with a wide range of third-party apps (e.g. Peloton Digital, Zwift, Netflix)