cycling testing - Jason Black Mountaineering

Fast and Slow Twitch muscle fibers

Byjason December 3, 2020May 2, 2025

Are you a better sprinter or a distance runner? Can you be great at both? Many people believe that having faster or slow-twitch muscle fibers may determine what…

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jason@jasonblack.ie
+353 879814461
Everest Lodge, Dunfanaghy, Co. Donegal F92EV66 Ireland

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