The Core Strength Workout
Get Flat Abs and A Healthy Back : Pilates, Yoga, Exercise BallBook - 2004
Based on a combination of yoga, the Pilates system, and the exercise ball, this guide to enhancing core strength in the torso and back areas features a series of workouts that concentrate on key muscle groups. Original.
Publisher: Gloucester, Mass. : Fair Winds Press, 2004.
Characteristics: 203 p. :,col. ill.