I'm no MD, but it could be a pinched nerve. You also could have pulled something, but like I said, I'm no doctor, so go see one right away. It could be something more serious.
benagain Reviewed by benagain on . Back problems. My back will occasionally lock up and I can't move without excruciating pain.. this is normally when I stretch and pop my back. I know the simple answer is don't pop it, but what's making this happen and is it serious? I'm only 18. Rating: 5