Cases reported in 2019 and 2020 occurred in older children, were less often associated with upper-limb involvement
$5.1 Billion Effort to Eradicate Polio Announced
There were 1,226 cases of polio worldwide in 2020, compared with 138 in 2018
EV-D68, Acute Flaccid Myelitis Outbreaks Smaller Than Expected
Sizes of the outbreaks in the U.S. in 2020 likely reduced by nonpharmaceutical interventions related to COVID-19, such as social distancing