flu epidemic
Widespread influenza outbreak
A flu epidemic is a widespread outbreak of influenza affecting many people in a region simultaneously.
Epidemics occur when a flu strain spreads faster than usual or when a new variant emerges that people lack immunity to: Schools closed during the flu epidemic.
Distinguished from a pandemic, which spans multiple countries or continents.
- outbreakSudden eruption of trouble
- virusMicroscopic infectious agent
- contagiousTransmissible between people
- feverElevated body temperature
- quarantineIsolation preventing disease transmission
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- Fluflu, flu shot, flu vaccine, flu season, flu symptoms
- health crisesoutbreak, health emergency, public health emergency, disease spread, Ebola outbreak
- WWItrenches, no man's land, no mans land, trench warfare, armistice
- Alberta HistoryEdmonton, Calgary, Banff, homesteaders, settlers
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