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 years before exposure was 1.3 percent; it was 7 percent among those vaccinated 11 to 20 years prior, and 11 percent among those vaccinated 20 or more years prior to infection. By contrast, 52 percent of unvaccinated persons died. There are side effects and risks associated with the smallpox vaccine. In the past, about 1 out of 1,000 people vaccinated for the first time experienced serious, but non-life-threatening, reactions, including toxic or allergic reaction at the site of the vaccination (erythema multiforme), spread of the vaccinia virus to other parts of the body, and to other individuals. Potentially life-threatening reactions