Polio

We are on the path to polio eradication thanks to decades of vaccination efforts and international public health work. Pakistan and Afghanistan are the only two countries where polio remains endemic, which shows how close the world is to ending the disease everywhere.

Confirmed polio cases in 2026 (Updated September 2026)

Country Wild cases Circulating vaccine-derived cases Transmission status Type
Afghanistan 23 0 endemic WPV1
Pakistan 3 0 endemic WPV1
Democratic Republic of Congo 0 50 cVDPV only cVDPV2
Nigeria 0 35
11
cVDPV only cVDPV2
cVDPV3
South Sudan 0 10
3
cVDPV only cVDPV1
cVDPV2
Ethiopia 0 9 cVDPV only cVDPV1
Chad 0 7
1
cVDPV only cVDPV2
cVDPV3
Sudan 0 6 cVDPV only cVDPV2
Somalia 0 6 cVDPV only cVDPV2
Central African Republic 0 4 cVDPV only cVDPV2
Laos 0 3 cVDPV only cVDPV1
Madagascar 0 2 cVDPV only cVDPV1
Togo 0 2 cVDPV only cVDPV2
Mali 0 2 cVDPV only cVDPV2
Angola 0 1 cVDPV only cVDPV2
Niger 0 1 cVDPV only cVDPV3
Total 26 151
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