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CAROL Bike on "Better with Dr. Stephanie” Podcast

In this podcast, CAROL Bike's co-founder, Ulrich Dempfle, and Dr. Stephanie Estima explore the science behind CAROL, discuss psychological resistance to exercise—and delve into the game-changing efficiency of CAROL Bike's REHIT workouts.

Dr. Stephanie Estima, renowned women’s body transformation coach, invites Ulrich Dempfle, co-founder of CAROL Bike, onto her podcast. They delve into the psychological aspects of exercise and how CAROL’s 5-minute workouts eliminate the need for motivation, delivering remarkable results with lower friction for riders. 


They explore CAROL Bike’s impact on fitness indicators and its suitability for a diverse audience, shedding light on the transformative benefits that can be achieved in just a few minutes. 

Dr. Stephanie loves CAROL Bike’s seamless integration with her weightlifting routine, its science-backed approach that changed her view of cardio, and the ease of getting on the bike—making it easy to form a fitness habit that lasts. The positive impact even spilled over to her family, with her son and husband using the bike to improve their fitness.  


Don’t miss this eye-opening discussion on psychological friction and exercise, habit formation, and Dr. Stephanie’s changed perspective on cardio after trying CAROL Bike. Watch now. 

CAROL Bike has really changed my opinion on cardio. I don’t have to ride the motivation wave to get on the bike. I can always do it.”

Dr. Stephanie Estima

Woman’s Body Transformation Coach

Biohacker Approved

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

CAROL rider – Simone

Joining the CAROL community through a unique twist of fate, rider Simone shares how CAROL Bike has transformed her cardiovascular health in just 3 months.

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8 hacks for optimal fitness

Get your free guide to improve cardio and strength based on Dave Asprey's new book.