question: i fell on my right knee on concrnet its still ozzing bblood and itsnRED AND HURTS SO BAD I CANT GET ANY SLEEPAND IS TURNING BLACK AND BLUE. IT FEELS LIKE IM JUST DRAWING MY KNEE OVER THE CONCRET.IVE PUT ICE CRYEDTHIS WAS DONE AT 2;30PM YESTERDAY PLEASE HELP ME IT HURTS BAD... THANKS SANDY