News reports about the coronavirus have many people reaching for a face mask – but it's a good idea to know the facts before you mask.

  • General face mask use is not recommended by the Centers for Disease Control (CDC).
  • The worldwide supply of masks is limited. It's critical that we use them appropriately.
  • Masks are only recommended for caregivers of patients with communicable illnesses and patients with a fever or cough.
  • The risk of catching the coronavirus in the United States is low.

Now that you've mastered Face Mask 101, learn more about the coronavirus from UCSF experts. Plus, discover eight ways to stay healthy this flu season.