Medicine Ball Most of you know that a stability ball is an excellent way to work every part of your body, including your abs, hips and thighs. Using a ball, whether you're doing crunches, pushups or using it as a weight bench, targets your abs, back and stabilizer muscles for a more dynamic workout. What you may not know is that combining a medicine ball with your stability ball is a great way to challenge every muscle in your body. Type: Miscellaneous Location: NRG Fitness Bohermore, Cuirt Seoige