FDA adds warning about rare reaction to J&J COVID-19 vaccine

In this March 26, 2021, file photo a member of the Philadelphia Fire Department prepares a dose of the Johnson & Johnson COVID-19 vaccine at a vaccination site setup in Philadelphia. U.S. health officials say Johnson & Johnson’s COVID-19 vaccine may pose a “small possible risk” of a potentially dangerous neurological reaction. The Centers for Disease Control and Prevention said Monday, July 12 that it has received reports of 100 people who got the shot developing an immune system disorder that can causes muscle weakness and occasionally paralysis. (AP Photo/Matt Rourke, File)