Acute Flaccid Myelitis (AFM)

What is AFM?

Acute flaccid myelitis (AFM) is an uncommon but serious neurologic condition. It affects the nervous system, specifically the area of the spinal cord called gray matter, which causes the muscles and reflexes in the body to become weak. We are working closely with national experts to better understand AFM and the outbreaks.
Learn About AFM

Page last reviewed: February 25, 2020