HHS Secretary Robert F. Kennedy Jr. has upended the way Covid vaccines are approved and for whom they’re recommended, ...

The 2025 flu season is the worst in over a decade, with record-high infections, hospitalizations, and a rare second peak.

U.S. health officials have told more than a half-dozen of the nation's top medical organizations that they will no longer help establish vaccination recommendations.

In a further jolt to the process of reviewing and recommending vaccines at the US Centers for Disease Control and Prevention, ...