To whom it may concern, I don’t know how this got so out of hand. This isn’t even my area of medical expertise. It was just a joke I made with my friends that, I guess, ended up changing the way people around the world think about treating jellyfish stings. Apparently, peeing on a jellyfish sting doesn’t help with the pain—it can actually make it much worse. My bad. In my defense, I started this joke on a vacation on the Gulf Coast with some work friends. One of my friends, Dr. Grayson Pollock, was being a total douche the…