Kennedy last week announced he would "retire" the entire panel that guides U.S. vaccine policy. He also quietly removed Dr. Melinda Wharton — the veteran Centers for Disease Control and Prevention official who coordinated the committee's meetings.

About three dozen of the nearly 1,200 measles infections in 2025 have been in people with two measles vaccine doses, the CDC says.

A U.S. government scientist who oversees the team responsible for collecting data on COVID-19 and RSV hospitalizations used to shape national vaccine policy has resigned, citing concerns over how such data would be used by the Trump administration.

Although vaccines may have a tougher time winning the endorsement of the CDC's Advisory Committee on Immunization Practices after HHS Secretary Robert F. Kennedy Jr. recently replaced all of its members,

HHS Secretary Robert F. Kennedy Jr.’s actions in recent months have raised concerns that he is taking a heavy-handed and unilateral approach to vaccine policy in the U.S.

Moderna's shares fell 2.3% in early trading on Friday, on concerns whether a new CDC advisory panel would back the use of the company's respiratory syncytial virus vaccine in a broader age group. The RSV shot,