AFM is a rare but serious pattern of symptoms (syndrome) that causes limb weakness, mostly in children. Three national outbreaks have occurred starting in 2014, when the CDC began surveillance for AFM.
233 cases occurred in 41 states in 2018. The average age of patients with AFM was 5 years.
Three national outbreaks have occurred in 2014, 2016, & 2018 with most patients developing AFM in late summer/early fall.
To read more on AFM from the CDC go to https://www.cdc.gov/vitalsigns/afm
To find out more check out this video about AFM and how to recognize the signs.