The power of cardio for all-round fitness Understand the vital role cardio plays in overall fitness. 9 MIN READ
Revive your mind: the science of exercise for mental health Learn how exercise can boost your mental health and well-being with the latest scientific research. 2 MIN READ
A CrossFitter’s perspective—Michael Kummer The healthy living and tech enthusiast on why CAROL makes him a better athlete. 1 MIN READ
How to improve your VO2max: 7 most effective methods Proven methods for increasing VO2max—the key measure of cardio fitness. 6 MIN READ
Reduced Exertion HIIT (REHIT) training explained Mike Mutzel on why power is the best measurement for cardio intensity. 1 MIN READ
CAROL Bike and muscle glycogen: the facts How CAROL Bike’s short, effective workouts deplete muscle glycogen—and improve aerobic capacity. 2 MIN READ
CAROL Bike’s Reduced Exertion HIIT (REHIT) workout. Increase VO2max. Live younger. REHIT: The shortest, most effective workout. Backed by science. 1 MIN READ
Live Younger Improving your VO2max by 12% is like turning the clock back on your age by 10 years. 1 MIN READ
How to hack your cardio From maximizing calorie burn to sprint duration—get more from your cardio. 2 MIN READ
