This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The U.S. is expanding COVID-19 boosters, ...

On Tuesday, the Centers for Disease Control and Prevention updated recommendations for booster shots, saying that people who got the Pfizer vaccine should now seek out a booster shot five months after ...

The U.S. will likely start to widely distribute Pfizer Covid-19 booster shots during the week of Sept. 20, but the rollout for Moderna's vaccine could be delayed, White House chief medical advisor Dr.

To help answer common vaccine questions, we consulted Dr. Stanley Perlman, a professor at the University of Iowa’s Carver College of Medicine and a member of the U.S. Food and Drug Administration’s ...