Diabetes cancer aides syphilis herpes crabs the flu hepatitus avian influenza athritis salmonella cholera diptheria botulism brucellocis anthrax anaplasmosis donovanosis chalmydia leprosy plague etc etc all of them correct and Ты cant say otherwise
Technically, this is a valid answer. Onew Sangtae is a certified fan-disease created by a group of Shawols. It's highly contagious, and Ты can't rid yourself of it once Ты have caught it.