Scroll over the pictures to learn about the history of preventing the spread of infectious disease.
1747: James Lind discovered that citrus fruits prevent scurvy.
1847: Ignaz Philipp Semmelweis discovered that washing hands and sanitizing tools during medical procedures help prevent infection.
1879: The first vaccination for cholera was developed.
1945: The first vaccination for the flu was developed.
1798: Edward Jenner developed the first successful vaccine for smallpox.
1867: One hospital using sanitization methods saw deaths from infectious disease decrease from nearly 60% to just 4%.
1897: The first vaccination for the plague was developed.
2015: No vaccine against the viral dangers of Ebola.
2035: GEbolaL suit protects health care workers.
