Summary
CrossFit means a lot of things to a lot of people because its made up of a lot of things. Since the rise of the fitness giant, countless brands, events and training methods have sprung up around it not claiming to be CrossFit, but looking suspiciously CrossFit-esque. There are, however, a handful of […] The post Why 21-15-9 Might be the Smartest Workout Format in Fitness and How to Use it to Drive Muscle Growth appeared first on News Pub . The post Why 21-15-9 Might be the Smartest Workout Format in Fitness and How to Use it to Drive Muscle Growth appeared first on News Pub .
Source: News Pub
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