http://AskTheTrainer.com/stability-ball-exercises.html Personal Trainer Mike Behnken, MS, NASM-CPT-PES, CSCS Stability Ball push-ups are a very good exercise for developing stability throughout your whole body. If you are a beginner with stability ball exercises try them when you are fresh. Maybe start against the wall. If you are advanced, try them at the end of your chest, triceps or shoulders workout. http://AskTheTrainer.com