A century ago, the Flexner Report led to the closure of 75% of U.S. medical schools. It still explains a lot about today’s unequal access to healthcare.
Medical authorities wrote about leeches as if they sucked blood out of the goodness of their hearts.
For a brief period of time in the 19th century, doctors used "mesmerism" for pain-free surgery.
In 1881, Prudential announced that insurance policies held by black adults would be worth one-third less than the same plans held by whites.
During the Korean War, North Korea suffered widespread epidemics of typhus and smallpox. The Communist party blamed U.S. germ warfare.