Polio is spreading in the US for the first time in decades. Need a boost?

A specific type of poliovirus has spread in Rockland County, New York, as well as neighboring areas, prompting the World Health Organization (WHO) to add the United States to a list of countries (opens in a new tab) where similar polioviruses have been detected. The list includes around 30 countries in Europe, Asia and Africa, including the UK, Israel, Yemen, Algeria and Niger.

Last week he announced the official addition of the US to this list US Centers for Disease Control and Prevention (opens in a new tab) (CDC) and the news raised questions about what happens next. Do people who received all doses of childhood polio vaccine now need a booster? What should you do if you are not sure of your vaccination status or if you know for sure that you have not received the polio vaccine?

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