Join us for this fascinating episode with Ulrich Dempfle, CEO and co-founder of CAROL, the groundbreaking Reduced Exertion HIIT (REHIT) bike. Ulrich explains how this innovative technology allows users to achieve the benefits of cardio in under 20 minutes. We dive into the science behind HIIT versus REHIT, why improving VO2 Max is critical for longevity, and how CAROL's unique approach is transforming traditional exercise routines. Whether you're short on time or looking to optimizing your workouts, this conversation offers actionable insights to elevate your fitness and health.

Ulrich Dempfle, CEO and co-founder of CAROL, built on his background in mechanical engineering to develop the world’s only Reduced Exertion HIIT (REHIT) bike, alongside leading exercise researchers. Ulrich heads up all aspects of product development at CAROL—from data science to software and hardware --- making him the perfect person to talk you through the science and technology behind CAROL’s signature workout.

SHOW NOTES:

0:51 Welcome to the show!

4:17 Ulrich Demple’s Bio

4:39 CAROL Bike discount code: BIOHACKERBABES

4:55 Welcome him to the podcast!

6:29 Get the benefits of cardio in under 20 min

8:31 HIIT vs REHIT exercise

14:44 The sweet spot for cardio training

17:11 The goal of REHIT

20:05 *Siphox Health*

22:00 Improving V02Max for Longevity

28:00 *BiOptimizers Black Friday*

30:30 Burning Fat with REHIT vs Endurance

36:25 Health markers that improve with REHIT

39:58 Lauren’s experience with CAROL

45:31 How to get more time with family & friends

48:08 The inactivity epidemic!

52:32 Fasted or Fed during cardio

55:31 Who is CAROL?

56:24 Where to find the bike

58:17 His final piece of advice

59:11 Thanks for tuning in!

RESOURCES:

Website: CAROL Bike - Discount code: BIOHACKERBABES

Siphox Health Test Kit - Discount code: BIOHACKERBABES

BiOptimizers Black Friday FREE GIFTS! - Discount code: biohackerbabes10

Research:

The Metabolic Responses and EPOC of CAROL: an AI-Powered Exercise Bike (link)
The effects of high-intensity intermittent exercise training on fat loss and fasting insulin levels of young women (link)

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36: Expanding into the next level + my Genoa story