Targets: Chest, biceps, abs, hips, and butt
- Sit with left knee bent in front of left hip on ground, right knee bent and slightly behind you, and press into ball with palms at chest level, elbows out. (Beginners, place ball on ground, palms on top.)
- Lift bent right leg a few inches, keeping ankle higher than knee, then press knee back 1 inch.
- Do 20 reps.
- Switch sides; repeat.