8 hacks for optimal strength and fitness

Unlock your fitness potential with our free guide, featuring 8 proven hacks to improve cardio and strength with less time and effort—from Dave Asprey’s new book.

8 hacks for optimal strength and fitness

A smarter approach to exercise

This free guide emphasizes effective training methods to improve strength and cardio fitness with less time and effort, extracted from Dave Asprey’s new book Smarter Not Harder.

  • Learn how to work smarter, not harder, to improve your fitness
  • Understand the “laziness principle” and how to use it to your advantage
  • Maximize your results with “slope-of-the-curve” inputs
  • Save time and achieve your fitness goals with less effort

Download your free guide for optimal strength and
fitness

Scientifically proven to get results.

CAROL Bike was developed in collaboration with leading exercise researchers to create the shortest, most effective workouts possible.

Diagram overlaying the muscles worked during a sprint on a rider

Improve your fitness by 12% in just 8 weeks.

Black and white close-up of a rider's shoulder and upper arm

Improving your VO2max by 12% is like turning the clock back on your age by 10 years.

Diagram highlighting the shoulder muscles engaged while riding

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

Black and white close view of a hip and thigh

Why Reduced Exertion HIIT (REHIT) is the most effective workout.

Rider seated on a CAROL Bike beside the screen, studio portrait

You’ll burn more calories on a 15-minute CAROL ride, than a 30-minute run.

Got a question? Let’s book a call.

All our experts have MSCs in Exercise Science, and they’re here to answer your questions. Whether it’s about these workouts, or the science behind CAROL Bike, whatever’s on your mind—we’re here for you.