Disease surveillance is an essential part of public health

Disease surveillance is a vital part of any public health (PH) system and is utilized in the monitoring of trends of disease in due course, distinguish outbreaks of disease, and boost our information of risk factors that contribute to the development of the disease. The thought of data collection and analysis dates back to the period of Hippocrates (460 B.C.). The disease was an effect of local states that had to be favorable for a given disease to occur. He initiated the idea of disease categorization as acute or chronic. The idea of data collection of mortality was employed in 1532 at the time the London’s town council began to record people who were dying from the plague. This data were taken intermittently for………………………

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