Shaenon K. Garrity | Francisca Montoya’s Almanac of Things That Can Kill You

If you get ill after eating or touching something that didn’t make anyone else sick, you may be allergic to it. Especially if there’s a rash. Allergies are caused by your body rejecting substances it doesn’t like. There is no treatment but to avoid those substances. Fortunately, only a few types of allergies can kill you. Narrated by Roxanne Hernandez.