Not sure how to explain this, This evening i slipped on my stairs and landed on the tiled floor bum first, my low back is painful, I can't bend forward even to pick something off the floor or the coffee table i can't lean back, everytime i move it hurts, what could i have done to it, Im now layed in bed and can't get to hospital or doctors till morning, I've rubbed ibuprofen cream on, but not working