Ultimate Core Ball Workout

From shapely abs to the "e;Pilates Powerhouse,"e; core strengthening has become the main focus for today's exercise enthusiasts. Now, Ultimate Core Ball Workout takes core training to a higher level with its on-the-ball variations of traditional mat exercises.From shapely abs to the "e;Pilates Powerhouse,"e; core strengthening has become the main focus for today's exercise enthusiasts. Now, Ultima...