not sure exactly what the problem is, however i would assume it is from years of skateboarding, letting straightened arm take fall of body onto concrete. Anyhoo, it locks and is painful to 'break' out ...

Tennis elbow is a common injury for people ages 30-60 and causes pain in the outer part of your elbow. Most people don't need surgery to get relief. (Photo Credit: Science Photo Library/Getty Images) ...