Will Stone - NPR News

A woman in purple gloves and a mask fills a shot with vaccine.

I’m fully vaccinated and I also had COVID. Do I need a booster?

Booster shots have been authorized for all U.S. adults, and the government is urging people to get them. But what if you've already had COVID and the vaccine? Here's what scientists say.
A covid-19 Testing Center is set up in the yard of the Union Station, downtown L.A. where part of the Oscars Ceremony will take place Sunday, April 25, in Los Angeles, California, March 17, 2021. - Academy president David Rubin confirmed this year's Oscars would be broadcast from Los Angeles' cavernous Union Station as well as its traditional Dolby Theatre home in Hollywood. (Photo by VALERIE MACON / AFP) (Photo by VALERIE MACON/AFP via Getty Images)

U.S. COVID cases start to rise again as the holidays approach

After declining most of the fall, new infections are up again in more than half of U.S. states, worrying experts about what the holiday season may bring.
Hands in purple gloves pull a dose of vaccine from a vial.

What you need to know about COVID boosters

You've seen the headlines about COVID boosters. But what does it all mean for you? Here's how to sort through the science and figure out if and when you need a booster and which one to get.

What causes long COVID is a mystery. Here’s how scientists are trying to crack it.

It's not clear why some people who get COVID-19 are plagued with symptoms for many months after being infected, but scientists are investigating what's behind these "long haul" cases.
A man wearing a hat has a big smile as he hands over his vaccine card -- through a hole in a plexiglass shield -- to another man.

Even with the no-mask guidance, some pockets of the U.S. aren’t ready to let go

Many Americans are still making sense of new CDC guidance that vaccinated people no longer have to wear masks in most indoor settings.