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How to tighten your core like the trainer says

Written By Fit 2 Function on Thursday, Dec 31, 2015 | 01:19 AM

 
If you have ever been told to keep your core tight and the first thing you do is hold your breath and sucking in your stomach this is the video for you. Learn what it feels like to engage you core involuntarily so that you can learn to actively engage it on your own.

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