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Williams lumbar flexion exercises, (A): Pelvic tilt (B): Sit-up in knee flexion (C): Double knees to chest to stretch the elector spine, (D): Seated reach to toes stretches the hamstrings and elector spine, (E): Forward crouch to stretch iliofemoral ligament (F): Seated flexion (G,H): Strengthening of quadriceps muscles and stretching of gluteus maximus and elector spine.
