What does endemic mean? | New Scientist

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Something is endemic if it is found in a particular geographic area, population or region. An endemic disease is constantly present in a particular area: for example, AIDS is endemic in parts of Africa. When used to describe a species, however, endemic refers to being native to a specific location and found naturally nowhere else.

The words pandemic, epidemic and endemic often come to public attention in relation to infectious diseases. They share a common root from the Ancient Greek word demos (people), but have distinct meanings. This can be seen clearly in relation to the rise and spread of covid-19.

In late 2019, the disease emerged in Wuhan, China. At first, it was an epidemic, a sudden outbreak that spread rapidly among the people in that city. Despite strict quarantine measures, public health officials were unable to contain the virus, SARS-CoV-2. In March 2020, the World Health…

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