Moderna Inc. shares declined after the company’s first-quarter vaccine sales missed estimates and it disclosed a delay in the ...

Kennedy and FDA Commissioner Marty Makary’s approach to assessing vaccines could put Covid boosters out of reach.

The department did not confirm which vaccines the testing would be applied to or how the change would be implemented.

HHS and the National Institutes of Health are developing a project that involves producing vaccines from chemically inactivated whole viruses with the goal of making “universal” vaccines that protect ...