Back Training and Muscle Fibers

Did you know that your back is composed more of slow twitch muscle fibers?

We talked about slow twitch and fast twitch muscle fibers a few days ago. Here’s the article

What this means to you is that your back can and will respond better to higher repetition rates. Slow twitch muscle fibers are used more-so for duration and endurance. Marathon running is an example. They are NOT explosive like the fast twitch muscle fibers and can continue to be used without exhaustion for a good amount of time. The back contains more slow twitch muscle fibers simply because it those posterior muscles that are responsible for maintaining your posture.

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