Begin by lying on your back. Place hands behind your ears and stretch legs out so that they are parallel to the floor.
EXHALE: Crunch your left knee, while bending it, and right elbow so that they meet at the center of your body.
INHALE: Return to starting position and crunch your right knee to your left elbow. Try to do 2 sets with 10-12 repetitions for each knee.
Keep space in-between your chin and your chest.
Make it harder: Try to keep your heels from touching the floor.
Muscles Worked: Abs, Obliques