Whenever you’re suffering from a cold, an asthma attack or an allergic reaction, learn to look on the bright side of things and be thankful that at least you’re not suffering from Progeria, a disease that causes advanced aging; or Fibrodysplasia Ossivicans Progressiva, a condition that turns a person’s muscles, tendons, and ligaments to bone. Check out the video below to learn about a few more extraordinary diseases.

(Screencap via YouTube)