News tagged with epidemic

Related topics: outbreak · world health organization · flu · infectious diseases · influenza

Tracking the flu with data

The Centers for Disease Control and Prevention recently declared a flu epidemic in the U.S., with the virus appearing in 46 states so far. Many people have stayed home sick, while officials have announced that this year's ...

Jan 20, 2015
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In epidemiology, an epidemic (from Greek epi- upon + demos people) occurs when new cases of a certain disease, in a given human population, and during a given period, substantially exceed what is "expected," based on recent experience (the number of new cases in the population during a specified period of time is called the "incidence rate"). (An epizootic is the analogous circumstance within an animal population.) In recent usages, the disease is not required to be communicable; examples include cancer or heart disease.

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