Vaccination and religion Vaccination and religion Vaccination and religion have interrelations of varying kinds. Almost no religions object to vaccination, and some parents either fake religious adherence or invent fake religions to provide exemption. The influential Massachusetts preacher Cotton Mather was the first known person to attempt smallpox inoculation on a large scale, inoculating himself and over 200 members of his congregation with the help of a local doctor. While his view became standard, he also caused the first reaction against the practice. Rowland Hill (1744–1833) was a popular English preacher acquainted with Edward Jenner, the pioneer of smallpox vaccination, and he encouraged
Smallpox 19th century, the cowpox virus used for smallpox vaccination was replaced by vaccinia virus. Vaccinia is in the same family as cowpox and variola, but is genetically distinct from both. The origin of vaccinia virus and how it came to be in the vaccine are not known. According to Voltaire (1742), the Turks derived their use of inoculation from neighbouring Circassia. Voltaire does not speculate on where the Circassians derived their technique from, though he reports that the Chinese have practiced it "these hundred years". The current formulation of smallpox vaccine is a live virus preparation of infectious vaccinia virus.