By Stacey Penney, MS, NASM-CPT, CES, PES, FNS Looking to build endurance? What about power? Do dreams of being an all-star hitter or marathon runner need to be dashed if twitch ratios aren’t ideal? Not necessarily. The types of muscle … Continue reading
The post Fast-Twitch, Slow-Twitch: What’s the difference and does it matter? appeared first on NASM Blog.
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