"Elite-level athletes take great pride in their fitness and physical strength. You can?t help but notice the muscular legs or well-defined arms. However, whethe

From the author of the national bestseller The Complete Book of Abs comes the definitive book on the Next Big Thing in fitness -- core training From the bestsel

Transform your body with the exercises dancers, gymnasts, and Olympic athletes count on to stay strong, slim, and sexy. With The Core Strength Workout as your g

Transform your core muscles with unstable workouts using the exercise ball with this revolutionary fitness book from author Jeanine Detz. From shapely abs to th

Elite-level athletes take great pride in their fitness and physical strength. You can’t help but notice the muscular legs or well-defined arms. However, wheth