SARS-CoV-2

Vaccine advisers to the FDA recommended changes to COVID vaccines

Advisers to the Food and Drug Administration met Thursday to help decide which variant of the virus that causes COVID should be targeted by updated versions of the vaccines.

A stricter FDA policy for COVID vaccines could limit future access

Federal officials unveiled a rigorous regulatory approach to future COVID vaccines that could make it harder for many people under 65 to get immunized.

How the pandemic changed the world of disease control for worse — and for better

Five years after the World Health Organization declared a global pandemic, there has been progress — and backsliding in the way the world responds to infectious disease.