Almost no martial arts studios have them but they are found in all boxing gyms. No, we’re not talking about broken noses. The staple of all boxers training, but usually neglected by martial artists, is the simple medicine ball. Somewhat like a basketball on steroids, a medicine ball is a heavy-duty training tool. Medicine balls vary in weight from about 8 pounds up to a gigantic 25 pounds. They are made of rubber, leather, or vinyl. Some are even designed to bounce.



Strength