Editor’s Note: With the Food and Drug Administration issuing emergency use authorization for a vaccine to limit the spread of coronavirus, you might have questions about what this means for you. If you do, send them to The Conversation, and we will find a physician or researcher to answer them. Here, Dr. Jason McKnight, a primary care physician at Texas A&M University, answers five questions about the rollout and distribution underway.
I hear that I might still have to wear a mask even after I get vaccinated. Why?
I hear that I might still have to wear a mask even after I get vaccinated. Why?
It will likely be the continued recommendation that everyone wear a mask when in public even after receiving the vaccination for COVID-19. While these vaccines appear to be highly effective in preventing infection from the disease, even at 95% efficacy, that means approximately 5% of people receiving the vaccination may still become infected. Wearing a mask helps decrease the transmission of the virus in those situations in which the vaccine does not prevent the illness.

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