A COMPLETE GUIDE TO PREVENTING BACK AND HIP INJURIES BY STRENGTHENING THE MUSCLE GROUP CONNECTING YOUR UPPER AND LOWER BODY Connecting the lower spine to the hips and legs, a strong and flexible psoas muscle is vital for everyday movements like walking, bending and reaching, as well as athletic endeavors like jumping for a ball, holding a yoga pose and swinging a golf club. With targeted information and exercises, this books step-by-step program guarantees youll transforms this vulnerable muscle, including Develop a powerful coreEnd back painIncrease range of motionImprove posturePrevent strains and injuries Packed with 100s of step-by-step photos and clear, concise instructions, Psoas Strength and Flexibility features workouts for toning the muscle as well as rehabbing from injury.