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We just did our annual update of global Polio data

The world is close to eradicating polio. Explore the latest data on polio cases in 2021.

by Saloni Dattani and Fiona Spooner

April 28, 2022

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Licenses: All visualizations, data, and articles produced by Our World in Data are open access under the Creative Commons BY license. You have permission to use, distribute, and reproduce these in any medium, provided the source and authors are credited. All the software and code that we write is open source and made available via GitHub under the permissive MIT license. All other material, including data produced by third parties and made available by Our World in Data, is subject to the license terms from the original third-party authors.

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