Should you get a coronavirus vaccine if you've been infected before?

Vaccines, by contrast, are designed to bring about a more consistent and optimal immune response. And they should boost whatever preexisting immunity a person might have from an infection

Yes. Regardless of previous infection, the US Centers for Disease Control and Prevention says people should plan on getting vaccinated when it's their turn.

“It’s a pretty straightforward question,” said Johns Hopkins infectious disease specialist Dr. Amesh Adalja. “Yes, you need to get vaccinated.”

After someone recovers, their immune system should keep them from getting sick again right away.

“Your immune system is able to identify the virus, and protect itself,” said Dr. Saskia Popescu, an infectious disease expert at George Mason University.

Scientists still don’t know exactly how long this immunity lasts or how strong it is, though recent research suggests the protection