Stand tall. Lunge forward with right leg, bending right knee 90 degrees while keeping left leg extended. Place hands on waist for balance; hold, torso upright, for 10 to 20 seconds (not shown). Place left hand on floor under shoulder with arm straight. Bring right forearm to floor in front of right foot. Hold 10 to 20 seconds.
Keeping left hand on floor, extend right arm directly over right shoulder, rotating chest to right (B). Hold 10 to 20 seconds, then return hand to floor. Step left foot to meet right; switch sides.