""A Parasitic or Germ Theory of Disease: The Skin, The Eye, and Other Affections"" is a medical book written by Jabez Hogg and originally published in 1876. The book presents a theory that many diseases are caused by parasitic or germ organisms, which invade and multiply within the human body. Hogg discusses various skin and eye diseases, as well as other afflictions, and argues that they are caused by microscopic organisms that can be transmitted...