Thursday, May 22, 2014

Correct Your Crunch: How to Perfect This Classic Ab Exercise http://ift.tt/1i8ON6R


The crunch is a classic abdominal exercise, but while you're toning your abs you might be crunching your spine. Learn how to correct your form to work your abs more effectively while protecting your back with this quick video. Happy crunching!






from POPSUGAR Fitness http://ift.tt/YBQguG

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