You'll put one arm in each support, grasp the handles loosely and push your back into the back padding. Keeping your legs together and hanging freely is the starting position of this exercise. You'll slowly lift your legs up, bending your knees as you bring your legs and knees up towards your chest. Slowly lower your legs back down to the starting position and repeat.

No matter which exercise you choose, remember to start out slowly and work your way up. As time goes on you'll be able to increase reps and even alternate or do multiple variations of these popular exercises in one session. With hard work and proper form, these exercises, along with fat-burning exercises, can get you a stronger core and sleek abdominal muscles.