HLSC 1F90 Lecture Notes - Lecture 3: Rare Disease, John Graunt, Catholic Boy
25 Feb 2016
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Def"n : study of the determinants and distribution of health- related states in specified populations, and the application of this study to control of health problems . Cohort(s)- specific population of people we are interested in following. >a condition that persists in a specific cohort or geographical region. Outbreak, frequency is much higher than an endemic = epidemic / pandemic. Difference b/w epidemic and pandemic= pandemic is an epidemic that starts crossing boarders. Sars was an epidemic because it didn"t cross boarders. The case of the broad street pump *** He figured out that people were dying from cholera because they were drinking contaminated water from the broad street pump. To prevent people from drinking it he removed the handle. Pioneers of epidemiology: hippocrates known for hot and cold medicine. If you have a cold takes something hot. If you have a fever take something cold: bernardino ramiazzini- occupational health and safety, anne wessels williams microscopic
