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If you want to revamp your home fitness routine before 2025 and don’t have hours to dedicate to exercising every day, allow us to introduce you to the CAROL Bike. The science-backed, AI-powered fitness bike is designed to give you maximum results in the shortest possible time – and by the shortest time, we mean as little as five minutes. Indeed, depending on the brand, the CAROL bike is “proven to provide double the health and fitness benefits in 90% less time compared to traditional cardio.”

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Not only is it a huge time saver, but the CAROL Bike is also designed to be personalized based on the rider’s fitness level, goals and preferences, making workouts easy to follow, quick and super effective. CAROL’s AI and Reduced Effort HIIT (REHIT) technology optimizes the workout based on your abilities and fitness level, so every second counts. Customized, optimal resistance levels are automatically adjusted as you exercise, at exactly the right time, making the most effective workouts easy to follow. “CAROL Bike is designed to maximize training effectiveness, with the shortest, most effective workouts backed by science. And new features inspired by bikers that give them more flexibility to exercise their way,” says Ulrich Dempfle, CEO and co-founder of CAROL. You can try the CAROL Bike to you risk-free for 100 days, and the brand offers free shipping (7-10 business days) within the United States