How to do a stability ball crunch

Name: How to do a stability ball crunch
Uploaded: 2010-04-08T21:47:49+00:00
Duration: 1 min 32 s
Channel: WithAmyMac
Description: Maximize your workout! Focus on working your abs, not your hip flexors, with this stability ball crunch! Beat that belly bulge now! More info at WithAmyMac.com

WithAmyMac

Maximize your workout! Focus on working your abs, not your hip flexors, with this stability ball crunch! Beat that belly bulge now! More info at WithAmyMac.com

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