A document the Department of Health and Human Services sent to lawmakers to support Secretary Robert F. Kennedy Jr.’s decision to change U.S. policy on covid vaccines cites scientific studies that are unpublished or under dispute and mischaracterizes others.

The FDA expanded its approval of Moderna's RSV vaccine on Thursday to include adults under age 60 at increased risk of the disease.

HHS Secretary Robert F. Kennedy Jr. named eight new members to the CDC’s panel of outside vaccine experts Wednesday, two days after firing all 17 of its members.

After federal health officials made abrupt changes to US Covid-19 vaccine recommendations for pregnant women last month, there’s new confusion and uncertainty about who can get the shots — and some reports that patients were turned away when they tried to get vaccinated.

Moderna's shares fell 2.5% before the bell 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.

A new vaccine against gonorrhoea will be rolled out in Scotland in August following a UK-wide rise in cases. The illness, which is the second most common sexually transmitted infection (STI) in Scotland is potentially painful and in rare cases can be life-threatening.