LA Times Studios may earn commission from purchases made through our links. Jumping rope has always been one of the simplest, most effective forms of cardio. It’s cheap, portable, and proven to ...
If you think jumping rope is for “girls in their skirts, jumping on a playground,” Alysia Mattson suggests you reconsider. “It’s way more of a badass sport than that,” said the 28-year-old Seattle ...
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