Unleash Your Potential with

Experience AI-powered, high-intensity interval training. 

Achieve your fitness goals faster and more efficiently with CAROL Bikes.

Why Choose CAROL Bikes?

Discover how CAROL Bikes revolutionize your fitness routine with scientifically proven methods. Our AI-powered bikes offer personalized workouts that maximize calorie burn and cardiovascular health benefits, all in just minutes.

Scientifically Proven to Improve Fitness
CAROL Bikes use AI to optimize workouts, ensuring maximum calorie burn and cardiovascular health benefits in less time.
AI-Powered Personalization
The bike adapts in real-time to your fitness level, offering a unique, tailored workout every time.
Efficiency Meets Results
Each session lasts just 8 minutes and 40 seconds, saving you time while providing a complete workout.

See CAROL in Action

Developed by leading scientists, Reduced Exertion HIIT (REHIT) is designed to provide the shortest, most effective exercise workout. Just 2×20-second sprints create the most powerful training stimulus. With CAROL’s AI-personalization making it suitable for any age and fitness level.

Backed by Science: Proven Results

CAROL Bikes harness cutting-edge scientific research to deliver the most effective and time-efficient workouts, allowing you to achieve remarkable results in minutes. Here’s why the science is on our side.

9% Increase in VO2 Max in Just 8 Weeks

Backed by independent studies, CAROL's high-intensity, low-duration workouts have been shown to improve cardiovascular fitness by an average of 9% in just 8 weeks—equivalent to 45-minute moderate-intensity cardio sessions.

Twice as Effective for Fat Loss

Research shows that CAROL Bike’s AI-powered intervals can burn fat twice as effectively as regular cardio workouts, triggering a unique ‘afterburn’ effect that continues to burn calories long after you’ve finished your ride.

Maximizes Calorie Burn with Minimal Time

CAROL’s REHIT (Reduced Exertion High-Intensity Interval Training) method is designed to achieve maximum calorie burn in the shortest time possible, making it perfect for busy schedules.

Start Your AI-Powered Fitness Journey

Unlock the future of fitness today with a free CAROL Bike session. Discover the difference AI can make in your workout. Limited slots available! Don’t wait—get started on your journey to optimized health now.