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Uploaded by ecressey on Apr 6, 2010
http://www.shoulderperformance.com
Sports
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I believe the medicine ball is there to keep less weight on rotation and flexion of the spine. Also the exercise is harder with no ball there. Don't quote me on that though lol
asustud10 7 months ago
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I believe the medicine ball is there to keep less weight on rotation and flexion of the spine. Also the exercise is harder with no ball there. Don't quote me on that though lol
asustud10 7 months ago