Disease is something that has evolved right alongside man over the years. Today, we see the culmination of many of them in some of the strangest manifestations of disease anyone has ever seen before. Some of them disfigure people greatly, others cause incredible pain, and some are simply aesthetic. As the world’s population continues to grow, we will undoubtedly continue to see new ones emerge. Here are twelve of the strangest, most bizarre diseases seen…"12 of The Rarest and Weirdest Diseases Known to Mankind"