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"This is now the only cardio that I do."

Medical expert Dr. Gains recommends CAROL Bike as his go-to cardio workout due to its unparalleled effectiveness in just 5 minutes.

Get the most out of your cardio workouts with CAROL Bike, the go-to exercise equipment recommended by medical expert Dr. Gains. “This is now the only cardio that I do,” says Dr. Gains. “CAROL Bike is unquestionably worth it. Being able to more than double the effectiveness of your cardio in a tenth of the time is really invaluable.

Dr. Gains emphasizes the value of time with CAROL Bike. “When you know you can get all the benefits of cardio in just 5 minutes, you’re actually consistent in getting your exercise in. And the effect of that consistency for your overall health and happiness is absolutely priceless. If you could only have one piece of exercise equipment in your house in order to optimize long term health and fitness, this should be it.

Don’t settle for inefficient cardio workouts—upgrade to CAROL Bike and get fitter, faster.

Watch Dr. Gains’ full review video here.

Try CAROL Bike risk-free with a 100-day home trial and free delivery.

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.

Anthony Lively

Rider Anthony redefined his post-fatherhood fitness after discovering that effective workouts were possible in just 5 minutes with CAROL Bike.

Dexil Rold

Discover how Dexil enhanced his heart health and fitness routine with CAROL Bike after 50 years of traditional cycling.

Ed Brown

Discover how Ed found mental strength and confidence through CAROL Bike's short, intense REHIT workouts.

Matt Nguyen

Discover how Matt took control of his heart health, raising his VO2max by 12 points in just 4 months.

“I felt amazing after 7 minutes”

What happens when you swap long workouts for science-backed efficiency? This rider’s results were so good, even her doctor took notice.

Nigel Issa

After heart failure, longevity coach Nigel needed an effective, time-efficient way to improve his VO2max. CAROL Bike was the solution.

Dr. Eugene Sambataro

Discover how a busy integrative health expert uses CAROL’s REHIT protocol to stay fit in just 5 minutes.

Katherine Sparrazza

From peak fitness to postpartum recovery, Katherine’s story shows how CAROL supports riders through every stage of life.

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