Kneel on a mat or carpet, with your knees hip-width apart and your abs pulled in (if necessary, place a folded blanket or two under your knees for comfort) [a]. Squeezing your butt, inhale as you lean back, keeping hips up. Reach your arms up to shoulder height, palms down [b]. Exhale, returning hips to the upright position as you lower your arms.
Benefits: Strengthens hips, buttocks, lower back and abs