Smallpox 1718. In 1721, Cotton Mather and colleagues provoked controversy in Boston by inoculating hundreds. In 1796, Edward Jenner, a doctor in Berkeley, Gloucestershire, rural England, discovered that immunity to smallpox could be produced by inoculating a person with material from a cowpox lesion. Cowpox is a poxvirus in the same family as variola. Jenner called the material used for inoculation vaccine, from the root word "vacca", which is Latin for cow. The procedure was much safer than variolation, and did not involve a risk of smallpox transmission. Vaccination to prevent smallpox was soon practiced all over the world. During the
Caitlyn Jenner This prompted the "Eugene Register-Guard" to ask: "Who's Jenner?" Following the Olympic Trials, Jenner finished in tenth place in the decathlon at the 1972 Summer Olympics in Munich. By watching Soviet Mykola Avilov win the event, Jenner was inspired to start an intense training regimen. "For the first time, I knew what I wanted out of life and that was it, and this guy has it. I literally started training that night at midnight, running through the streets of Munich, Germany, training for the Games. I trained that day on through the 1976 Games, 6–8 hours a day, every day,