Explain the differences between slow-twitch & fast twitch muscle fibers.

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asked Dec 23, 2019 98.3k views

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Ilya Smagin · Answer 1 · 2019-12-28T04:05:08+0000

People have two general types of skeletal muscle fibers: slow-twitch (type I) and fast-twitch (type II). Slow-twitch muscles help enable long-endurance feats such as distance running, while fast-twitch muscles fatigue faster but are used in powerful bursts of movements like sprinting.

Explain the differences between slow-twitch & fast twitch muscle fibers.

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