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polio
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Polio vaccine
How did the polio vaccine change the world?
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A child wearing a brace on a leg that has been affected by polio. Historical mass vaccination programs in the United States
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poliomyelitis summary
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polio: Facts & Related Content

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News •

Chad — Polio’s final frontier • June 11, 2025, 6:57 AM ET (Daily Maverick)

Facts

Also Known As acute anterior poliomyelitis • poliomyelitis • infantile paralysis • Heine-Medin disease

Photos and Videos

Polio vaccine
polio testing
Jonas Salk; polio vaccine
A child wearing a brace on a leg that has been affected by polio.
Historical mass vaccination programs in the United States
How did the polio vaccine change the world?
Children with polio and the administration of polio vaccine
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Related Topics and References

Topics
Dig Deeper: More Articles That Discuss This Topic

Key People

Kenny, Elizabeth; Sister Kenny
Elizabeth Kenny
Australian nurse
Albert Bruce Sabin
American physician and microbiologist
Jonas Salk; polio vaccine
Jonas Salk
American physician and medical researcher

Related Quizzes and Features

Quiz
Encyclopaedia Britannica thistle graphic to be used with a Mendel/Consumer quiz in place of a photograph.
44 Questions from Britannica’s Most Popular Health and Medicine Quizzes
full human skeleton
Diseases, Disorders, and More: A Medical Quiz