A puzzling illness paralyzed US kids every other year—until it didn’t

Kevin Messacar, a pediatric infectious diseases expert at Children’s Hospital Colorado and another co-author of the January 2022 commentary, agrees. "The decoupling of AFM and the potential of AFM returning with an EV-D68 spike, I don't think anyone can predict at this point," Messacar told Ars. Instead of trying to predict, he said, it's better to prepare.