Monday, May 1, 2017

A Single 'Ab Test' for a Stronger Core (and how to do a plank CORRECTLY!)

A Single 'Ab Test' for a Stronger Core (and how to do a plank CORRECTLY!)


via https://youtu.be/v8xd_UVpzw4

Check out more great videos Here at my Youtube Channel
http://owenhavelock.blogspot.com/2017/05/a-single-ab-test-for-stronger-core-and.html
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