The Latest Breaking News from CDC

The mercury-based preservative was removed from most vaccines in 2001. Should it still be a concern today?

Experts call decision that found health secretary has power to convene key panel ‘classic good news, bad news’

Decision to restrict thimerosal in immunizations could impact future vaccine availability on a global scale

A key vaccine policy advisory group is recommending the public not receive vaccines that have thimerosal, a mercury-containing preservative.

ANALYSIS: Jake Scott says the evidence on vaccine safety is clear and publicly available

Move comes after health secretary replaced advisory board with ideological allies and several vaccine skeptics

In the four months since he began serving as secretary of the Department of Health and Human Services, Robert F. Kennedy Jr. has made many public statements about vaccines that have cast doubt on their safety and on the objectivity of long-standing processes established to evaluate them.

The Trump administration's vaccine advisers are bringing up an old flu-shot debate: Whether it's time to wipe out the last small fraction of those vaccines that contain a controversial preservative

Health Secretary Robert F. Kennedy Jr.'s newly reconstituted vaccine advisory panel is facing criticism from medical experts and former federal officials after its first meeting strayed sharply from established scientific review norms.