This move sculpts your abs and obliques.
Crisscross. Lie down with your knees bent and your feet lifted so your shins are parallel to the floor. Place your hands behind your head. Now, extend your left leg out about 45 degrees to the floor and bring the right knee in towards your chest. Push your left shoulder towards your right knee. Now, switch sides, bringing your right shoulder towards your left knee while extending your right leg. You'll do 15 to 20 reps on each side. Be sure to lift your head, neck, and shoulders off the floor throughout the exercise. This move works your abs and your obliques.
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