NEW YORK -- As Americans brace for the possibility of another difficult winter ahead in the nation's fight against coronavirus, there is a renewed sense of urgency to get as many people inoculated and ...

This story first appeared at ProPublica. ProPublica is a Pulitzer Prize-winning investigative newsroom. Sign up for The Big Story newsletter to receive stories like this one in your inbox. Meggan ...

New research findings provide solid evidence that annual COVID-19 vaccine booster doses continue to be advisable for certain immunocompromised people, researchers at McGill University say. The ...

Examining who experiences rare breakthrough COVID-19 infections after vaccination can help improve our understanding of who is vulnerable and whether variants are at play, but these thorough ...

In the early days of the coronavirus vaccine rollout, scientists were hopeful it might herald the long-awaited turning point of the pandemic, not only bringing the threat of severe disease, ...

ATLANTA - When it comes to COVID-19 infections, Brandon Weldon of East Atlanta has been there and done that, twice. Last week, the 31-year-old tested positive again, even though he is fully vaccinated ...

Six adult members of the same family in New Hampshire are in quarantine after testing positive for COVID-19 despite all of them being fully vaccinated, but they say they're still glad they got the ...

Background Despite the high efficacy of the BNT162b2 messenger RNA vaccine against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), rare breakthrough infections have been reported, ...

A “one-size-fits-all approach for scheduling COVID-19 booster shots” may not be the most effective, according to results of a new study done by researchers at the Yale School of Public Health and ...