epidemic

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influenza pandemic of 1918–19: temporary hospital

Epidemic vs. pandemic: What's the difference?

Know the investigations of researchers using genomic information to reconstruct the cause and transmission routes of the bubonic plague and the Black Death

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Marina Spelzini, a registered nurse, measures out an H1N1 vaccine shot at the Miami Dade County Health Department downtown clinic on November 3, 2009 in Miami, Florida. (influenza, swine flu)

When Was the Last Pandemic?

People wearing surgical masks (also called face mask or medical masks or safety masks) walk through the city center of Milan, Italy on Feb. 23, 2020. Coronavirus disease COVID-19 pandemic

How Do Face Masks Control the Spread of Disease?

Galaxy clusters like Abell 2744 can act as a natural cosmic lens, magnifying light from more distant, background objects through gravity. NASA's James Webb Space Telescope may be able to detect light from the first stars in the universe if they are gravitationally lensed by such clusters. (astronomy, space exploration, galaxies)

How Fast Is the Universe Expanding?

Emergency hospital during 1918 Influenza epidemic, Camp Funston, Kansas.

How Long Did the Flu Pandemic of 1918 Last?

Infographic on the Influenza Pandemic of 1918-19

Influenza Pandemic of 1918–19 Chart

Discover

A tornado in rural Iowa sweeps dangerously near a farm. Weather storm

Why Does the United States Have More Tornadoes than Any Other Country?

Hemp (Cannabis sativa).

9 Mind-Altering Plants

Martin Luther King, Jr.

Why We Celebrate MLK Day

Malayan Leaf Frog - Megophrys nasuta

9 Animals That Look Like Leaves

Ruminant. Deer. Red deer. Cervus elaphus. Buck. Stag. Antlers.

9 of the World’s Deadliest Mammals

United States elections portal page linking to each election interactive

A History of U.S. Presidential Elections in Maps

Aphrodite. Greek mythology. Sculpture. Aphrodite is the Greek goddess of love and beauty.

12 Greek Gods and Goddesses

epidemic: Related Content

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Photos and Videos

influenza pandemic of 1918–19: temporary hospital

Epidemic vs. pandemic: What's the difference?

Know the investigations of researchers using genomic information to reconstruct the cause and transmission routes of the bubonic plague and the Black Death

See All Videos and Images →

Topics

pandemic epizootic disease epiphytotic disease infectious disease epidemiology force majeure science human disease disease nutritional disease childhood disease and disorder occupational disease famine natural disaster complex humanitarian emergency notifiable disease cardiovascular disease mental disorder nervous system disease

Key People

John Caius

John Caius

British physician

Fracastoro, engraving

Girolamo Fracastoro

Italian physician

Sydenham, detail of an oil painting by Mary Beale, 1688; in the National Portrait Gallery, London

Thomas Sydenham

British physician

Baillou, detail of an oil painting by an unknown artist, c. 1580

Guillaume de Baillou

French physician

Quiz

full human skeleton

Diseases, Disorders, and More: A Medical Quiz

44 Questions from Britannica’s Most Popular Health and Medicine Quizzes