Profile: Slow-Twitch vs Fast-Twitch Intervals
The ride consists of intervals that compare the benefits and physiological response of slow-twitch versus fast-twitch muscle fibers. After the intervals, riders get the opportunity to climb “The Wall,” which was part of the Ride the Rockies route. Everyone will suffer, but fast-twitch muscle fiber riders may find it to be a much bigger challenge, while slow-twitch riders will be able to tolerate the discomfort a bit more.
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