![]() ![]() ![]() He is most often credited with solving an outbreak of cholera that occurred in London in 1854 (the outbreak is described below), but his studies of cholera were much more extensive than that. John Snow (shown below) was a physician in London who spent several decades studying cholera in a systematic way. In the 1800s there were large epidemics of cholera in Europe and America that killed thousands of people. Health officials discuss an outbreak of cholera spreading through rural Haiti. The next video describes the cholera epidemic in Haiti in 2010. You Tube video of Steven Johson discussing The Ghost Map.Ĭholera continues to be a problem throughout the world today (see Cholera in Haiti). The story has been elegantly told in The Ghost Map by Steven Johnson, who describes the conditions in London in the 1800s situation in the brief video below. Cholera is an infectious disease that became a major threat to health during the 1800s. ![]()
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