Hurts like hell --> No Pain No Gain Fat Burning Ab Exercises. Burn fat and slim down while toning up your abs and strengthening your core. Repeat the circuit once or twice more. Click the image to see the moves in GIF form.
Make sure the ball is sized to your body; you should be able to sit on the ball with angles at your hips and knees. Start in a plank position with your hands directly under your shoulders and your shins on the ball. Do not allow your lower