Which sport is the overall winner when it comes to boosting cardio fitness? Determining the activity that offers the biggest cardio return for your time investment is far from easy. But for many, ...

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Cardio has long been the go-to fitness strategy for busy founders, but after 40, it’s no longer enough. For many entrepreneurs, cardio became the default form of exercise for one simple reason: ...

Markham Heid is a contributor at TIME. He is the author of The Habit Trap, due out in early 2027. Bethan Mooney for TIME There was once a time, just a few decades ago, when few people ran to stay in ...