How to do elevated crunches and the benefits for your core ...
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Ex-gymnast Jason Bjarnson shares five variations designed to build stronger abs, better body control and serious core ...
Story by Brett Williams, NASM, Ebenezer Samuel, C.S.C.S. AB TRAINING SHOULD be more than just an afterthought, and the last 10 minutes of your workout routine should not be just reserved for crunches.