Home > Medical > Infectious Diseases > Coronavirus Updated 13 March 2020 WATCH: Masks? Washing? How to protect against coronavirus Here is what we know - and do not know - about how individuals can protect themselves. 0 The spread of coronavirus in mainland China and over two dozen countries is alarming health experts.Image credit: Getty Images Related articles Coronavirus doesn't have to scare you or your kids, psychologists say It's natural to overreact to a stressor we can't control, but the US Centers for Disease Control and Prevention maintains that the current risk to Americans is low. Coronavirus actually more contagious than data shows New research shows that the Wuhan coronavirus has already mutated to a stronger version that can spread more easily among people. Labs worldwide working on coronavirus vaccine, but rollout could take time A vaccine for the new coronavirus would face manufacturing and regulatory hurdles that would take months to surmount, experts say.