When you work out like I do, and run in races and such... something happens. Everything starts cracking. My knuckles, toes, ankles, knees, wrists, etc. I crack and pop all of them, just to show you that I'm telling the truth ;)

When you work out like I do, and run in races and such... something happens. Everything starts cracking. My knuckles, toes, ankles, knees, wrists, etc. I crack and pop all of them, just to show you that I'm telling the truth ;)