Health Jul 21

U.S. hospitalizations and deaths are nearly all among the unvaccinated.

Health Jul 08

The company said Thursday that another shot could dramatically boost immunity and maybe help ward off the latest worrisome coronavirus mutant.

Health Jul 08

New research from France adds to evidence that widely used COVID-19 vaccines still offer strong protection against a coronavirus mutant that now accounts for most U.S. infections.

Health Jul 01

The latest alarming coronavirus variant is exploiting low global vaccination rates and a rush to ease pandemic restrictions. That's adding new urgency to the drive to get more shots in arms and slow its supercharged spread.

Health May 25

Moderna said Tuesday its COVID-19 vaccine strongly protects kids as young as 12, a step that could put the shot on track to become the second option for that age group in the U.S.

Health May 12

The younger kids in some places are already rolling up their sleeves. But much of the nation was waiting for Wednesday's recommendations from advisers to the Centers for Disease Control and Prevention.

Health May 10

The Food and Drug Administration said Monday the shot is safe and offers strong protection for younger teens based on testing of more than 2,000 U.S. volunteers.

Health Apr 23

Advisers to the Centers for Disease Control and Prevention said Friday the benefits of the single-dose COVID-19 shot outweigh a rare risk of blood clots.

Health Apr 23

Advisers to the CDC said while J&J's vaccine is important for fighting the pandemic, it's also critical that younger women be told about that risk in clear, understandable terms.

Health Mar 25

AstraZeneca insists that its COVID-19 vaccine is strongly effective even after counting additional illnesses in its U.S. study, the latest in an extraordinary public dispute with American officials.