**Intact Gift Giving Condition book**

The English physician, Edward Jenner, coined it in his 1798 pamphlet An Inquiry into the Causes and Effects of the Variolae Vaccinae. The word “vaccine” derives from the Latin word for cow. The last two Latin words mean “Smallpox of the Cow,” or cowpox. Jenner postulated that cowpox causes mild disease in humans while protecting them from the more dangerous smallpox.