News CDC recommends masks for vaccinated people in high transmission areas. What does that mean? July 27, 2021July 28, 2021Jeanine Santucci, USA TODAYComments Off on CDC recommends masks for vaccinated people in high transmission areas. What does that mean? Should you wear a mask if you're fully vaccinated? If you're in an area with high COVID transmissibility, the CDC says yes. Here's what that means.