From Ali to the Bayonne Bleeder: a brief history of heavyweight boxing’s battle scars

Strength, footwork and hand speed are vital attributes for a fighter. But it is often blood that decides who emerges from the ring victorious

Let's say you're going about your business and get whacked in the head. Blood is pouring from a wound above one of your eyes. You stop what you're doing and go to the hospital to get stitched up, right?

Not if your business is fighting. If you're a professional boxer, you're likely to be told it's only blood." And then you continue to get hit.