Use your core to roll the ball back to the starting position. Place your hands on the ball and extend your legs in a plank ...

To perform the Spiderman Plank, get into a plank position ... For Ball Slams, maintain a firm stance and bring the medicine ...

Plank on a Medicine Ball Place your medicine ball on the floor ... Keep your opposite arm up, and place that same hand on your head before using that elbow to reach toward your abs.