Edward Jenner discovered vaccines for which of the following diseases?

A. Small pox
B. BCG
C. Cholera
D. Typhoid

[expand title=”Show Answer…” swaptitle=”…Hide Answer”]Correct Answer: Small pox [/expand]

The basis for vaccination began in 1796 when the English doctor Edward Jenner noticed that milkmaids who had gotten cowpox were protected from smallpox. Jenner also knew about variolation and guessed that exposure to cowpox could be used to protect against smallpox.