3B DUMBBELL SIDE BEND
SETS: 4 REPS: 12 (EACH SIDE) REST: 90 SEC.
Hold a dumbbell at your side with one hand . Bend your torso to that side as far as you can, allowing the weight to pull you down . Reverse the motion to return to the starting position. That's one rep. Complete all your reps on that side and then switch sides.