How to Do Ab Crunches on a Balance Ball for 40 Percent Better

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How and why using a balance ball can sculpt abs faster with less strain and effort — plus a how-to guide to three stability ball ab exercises created by the experts at Gaiam.

Blog Tagged Fitness - Gaiam

How to Do Ab Crunches on a Balance Ball for 40 Percent Better Results - Gaiam

Blog Tagged Fitness - Gaiam

Blog Page 9 - Gaiam

Blog Tagged Fitness - Gaiam