Medicine Ball Sit Up (Wall)

Instructions

1. Sit on the floor facing a wall, knees bent and feet flat, holding a medicine ball at your chest.
2. Lower your torso toward the floor until nearly flat, then sit up explosively.
3. At the top of the sit-up, throw the ball against the wall.
4. Catch the ball as it rebounds and use its momentum to begin the next rep.
5. Repeat for the desired number of reps.