but in the future, i'm gonna need an address and a zip code. we did this for a skateboard, see what we can do for your business. fedex. -dad, what's with your toenail? -oh, that...? i'm not sure... -it's a nail fungus infection. -...that's gross! -it's nothing, really... -it's contagious. you can even spread it to other people. -mom, come here! -don't worry about it. it'll go away on its own! -no, it won't go away on its own. it's an infection. you need a prescription. nail fungus is a contagious infection.