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Slide 2 M07SHC Introduction to Epidemiology Dr Colin Thunhurst Principal Lecturer Public Health Lead Applied Research Group in Public Health Department of Nursing Midwifery and Healthcare Faculty of Health and Life Sciences Slide 3 Slide 4 Epidemiology The study of the distribution and determinants of disease, other health related states and events in specified populations, and the application of this study to the control of health problems Slide 5 To understand the causes of ill health To understand the natural history of ill-health To describe the health status of populations To evaluate health care and health promoting intervention Uses of Epidemiology Slide 6 Dr John Snow (1813 1858) was the first person to link cholera with water supply. His research, and subsequent action in disabling a Soho water pump, helped end the massive King Cholera outbreak of 1854 Slide 7 http://www.ph.ucla.edu/epi/snow/snowmap1_1854_lge.htm