Hi...my knee was swollen it got so swollen up in 20 minute at work..its still swollen and its bruised ..there is no paini work as a housekeeper at a hotel...i am working on my knees every day clesning alot floors...i dont ear knee pads..the floors are ceramic tiles and hardwood.. and haven't struck it..I have apply ice packs a few times but don't seem to work ..what to do ? Thank you