[MED] Punch Crunches

Start this exercise by lying down on a mat. Your legs should be bent and your feet flat on the floor. Head should be resting on the mat, and your hands gripped but resting on your chest.

Exhale and lift your head slightly off the mat, twist your hips as you punch your left fist towards your right knee. Inhale and lower.

Exhale and punch your right fist toward your left knee. Return to start position for one full rep.