"""If you're sick and tired of doing endless crunches and never seeing any results, then this workout is for you! You deserve to get more out of your ab workout. The Stability Ball has been a part of home fitness essentials for over a decade, but the Bosu Ball is slowly creeping into that category. It's part platform and part stability ball, making it the perfect tool to challenge any fitness lover. According to Dr. Joseph Mercola, Bosu stands for """"both sides up"""" since both sides of this ball…"""
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