The plank is one of the most popular and effective exercises for the abdominals in the whole world. It doesn’t just make the abs and shoulder girdle work, its workout for all the muscles in the body.
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From @shaolinmonk
The plank is one of the most popular and effective exercises for the abdominals in the whole world. It doesn’t just make the abs and shoulder girdle work, its workout for all the muscles in the body.