Works abs, lower back, butt, hamstrings Stand with feet hip-width apart, holding a weight in each hand resting on thighs. Take 5 seconds to lower weights towards floor, bending knees softly, shifting hips back and hingeing flat torso forward until upper body is parallel to floor [ shown]. Hold this position for 5 seconds. Reverse movement to return to start. That’s 1 rep. Do 8 to 12 reps. That’s 1 set. Do 4 sets. SCALE DOWN Hinge torso towards parallel at a standard, rather than slower, pace. SCALE UP Take 5 seconds to reverse the movement to return to start.