How to Strengthen your Lower Back

Strengthening your core? Don’t forget your lower back — this super simple move can help:

How to Strengthen your Lower Back
References:
Video: http://www.webmd.com/fitness-exercise/video/strengthen-lower-back >
Image: http://www.golfchannel.com/video/gca-strengthen-your-lower-back-more-power/ >
 

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