POLIO NEWS                                        DECEMBER 2021
 
 
 

Wild Poliovirus in 2021 (2020)*

Global Total:      5 (138 last year)

Circulating Vaccine Derived Poliovirus in 2021 (2020)*

Global Total:   484 (809 last year)

*Data as of 14 December 2021. Numbers in brackets represent data at this time in 2020.

Breakdown by country
Polio this week