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Africa declared free of wild polio

  Sep 05, 2020

Africa declared free of wild polio

Q. What is the news?

A. Africa has been declared free from wild polio by the independent body, the Africa Regional Certification Commission. Now only the vaccine-derived polio virus remains in Africa.

Q. When a country is certified as free of wild polio?

A. A region is certified as free of wild polio after three years have passed without the virus being detected in any of its countries.

Nigeria is the last African country to be declared free from wild polio.

Q. Where wild polio is still present?

A. Wild polio is still present in Pakistan and Afghanistan.

Q. What is a vaccine-derived poliovirus?

Q. How is it spread?