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"Chances are, you&amp;#39;ve used a stability ball before. This workout bumps up the degree of difficulty. &amp;quot;Because you constantly have to fight to stay steady, using the ball forces you to rely on more muscles throughout each move,&amp;quot; says trainer Jeff Rochford, who created this workout. It&amp;#39;s a little harder, but we know you can do it!"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.self.com/gallery/self-challenge-month-3-slideshow?slide=2>