It is usually not fatal, but in areas where there is more than one serotype circulating, it is more likely to produce a severe, potentially life - threatening illness.
In fact, there is only one fatalillness, The Mildew, and if you catch that, there is nothing but The Green Room, a chamber of soothing shades that lead you comfortably, painlessly and euphorically to a place where you are no longer a burden.