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  • How Short Can a Workout Be and Still Be Effective?

    How Short Can a Workout Be and Still Be Effective?

    Ultra-short exercise protocols tend to have a life cycle like this: First, a researcher comes up with a question to which an unbelievably short workout might be an answer. Then, they do a study that shows people improved some aspect of fitness while doing it. Next, the New York Times writes about it. And last…