пятница, 13 октября 2017 г.

While men may have a natural running advantage when it comes to speed (thanks, in part, to having more lean muscle mass), women may have an edge when it comes to this running trait.


While men may have a natural running advantage when it comes to speed (thanks, in part, to having more lean muscle mass), women may have an edge when it comes to this running trait.

Original article and pictures take https://livestrong.com site

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