Epidemiology is the study and control of disease or injury patterns in human populations. When food poisoning or an influenza outbreak attacks a community, epidemiologist or “disease detectives”, are asked to investigate the cause of disease and control its spread. Epidemiologists work at all stages of the outbreak with other public health practitioners to identify and stop the outbreak. The word epidemiology comes from the Greek words epi, meaning "on or upon," demos, meaning "people," and logos, meaning "the study of." Epidemiologist do fieldwork to determine what causes disease or injury, what the risks are associated with health outcomes, what populations are at risk, and how to prevent further incidences of a disease, behavior, or transmission. They consider the demographic and social trends of populations in relation to a disease and injury. Epidemiologists are often credited with the initial discovery and containment of an outbreaks, such as avian flu or mad cow disease.
Epidemiology is the postgraduate level education and can be pursued only after the completion of MBBS. So the steps involved in the process of becoming an epidemiologist are as follows-
Human values and humanities don’t come with educational degrees. Though these doctors deal with humans at their most crucial stages so they should possess certain qualities like patience, politeness, ability to build harmonious relationship with their patients, strong ethics, service mentality, self-motivation, understanding etc.
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