The Abs & Upper Body Workout on Fitness Ball, Training w/ Tammy is a 5 minute exercise that involves a fitness ball. The exercise will build your lower and upper body as well as give you a trim, gorgeous look. It will also strengthen your waist.
To prevent the risk of injury, use a mat to cover the floor before doing this exercise. Place the fitness ball on the mat and lie on it with your tummy. Next place your hands at the back of your neck and press up and down the ball.