Targets: Hips, butt, and hamstrings
- Stand on step with feet hip-width apart, holding a dumbbell in each hand, elbows bent, palms facing in.
- Lean upper body forward slightly and lunge straight back to floor with right leg (don't bend knee).
- Keep bent left knee behind toes.
- Lift right leg, bringing right knee and left hand up toward chest. Lunge right leg back; lower left arm.
- Do 15 reps. Switch legs; repeat.