6 Workout Moves You're Not Doing -- But Should Be

6 Workout Moves You're Not Doing -- But Should Be

One of the biggest gym mistakes is only training your "mirror muscles" -- you know, the ones you can stare in the mirror (abs, anyone?). But, there are plenty of muscles that are essential to your overall health as well as your physique. Just because you can't see it, that doesn't mean you shouldn't train it.

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