What you’ll need: a pair of 3- to 5-pound dumbbells
- Holding a dumbbell in right hand, stand with feet hip-width apart. Bend right elbow behind you to bring dumbbell by ribs, and extend left arm forward, palms facing in.
- Hinge forward from waist, bringing bent right knee toward chest to get into tuck position.
- Quickly extend right leg behind you as you reach forward with right hand and swing left arm behind you. Return to tuck position.
- Do 10 reps. Switch sides and repeat. Do 3 sets.