In Plankexercise: The Ultimate Core/Abdominal/Oblique Exercise Catalogue [Archive

The Ultimate Core/Abdominal/Oblique Exercise Catalogue ★ ★ [Archive] - Bodybuilding.com Forums MASSIVE THANKS TO MADMICK OVER AT THE SHERDOG FORUMS FOR THIS! INTRODUCTION NOTE: This post serves as an "exercise database" ... if you are looking for information on how often to work out the core you have unfortunately come to the wrong place. So you're looking to "tighten" up your core but not sur ...Plankexercise