History 2812E Chapter Notes - Chapter 11: Infant Mortality, Sanitary Engineering, Yellow Fever
13 Dec 2017
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Document Summary
Disease, medicine, and demography: mortality from common ailments plunged dramatically, transition to today"s low mortality rate likely occurred in two or three stages, first 18th century, second 1970 onwards, third mid-20th century. Prevention: by early 20th century the aims of public health had acquired a sharper focus, germ theory"s attacks on specific microorganisms and their vectors replaced the more difficult attempts to purge and entire ecosystem. It is suggested that with the easy treatment of venereal disease and birth control an age of sexual promiscuity followed. Western world: annual poster children" were chosen and combined pathos and plucky determination as they displayed the braces supporting their crippled limbs. Influenza 1918-19: greatest disease event of the 20th century, 50 million fatalities, caused by one of several related viruses, most important one called influenza a, which passes from person to person via the respiratory system.
