Federal vaccine advisers are reshaping how the United States will approach Covid shots in the coming seasons, shifting from blanket recommendations to a more individualized, risk based strategy. Their ...

One panelist accused the F.D.A. of withholding data on potential harms. The advisers also are reviewing research on vaccines ...

This multicenter, case-control study found that the vaccine effectiveness of 2024-2025 COVID-19 vaccines was associated with protection against COVID-19 hospitalization and severe in-hospital outcomes ...

In a comparison of COVID-19 vaccines, the mRNA vaccine sustained higher anti-S IgG, while the Ad-vector had superior neutralizing capacity.

This is a major update to a story that was first published earlier in September. It reflects what readers need to know after an important vaccine advisory panel met on Thursday and Friday. Getting a ...

Add Yahoo as a preferred source to see more of our stories on Google. Confusion over vaccine recommendations in the U.S. has hit a boiling point as the responsibility for handling them has spilled ...

Add Yahoo as a preferred source to see more of our stories on Google. A nurse draws up doses of the Moderna COVID-19 for a vaccination clinic in St. Helena in 2021. Moderna is offering a new, low-dose ...