What is thimerosal, does it have side effects and why is RFK Jr. removing the controversial preservative from the flu shot?

The mercury-based ingredient has prompted concerns from some organizations, although the CDC has said there is no evidence it ...

The US Department of Health and Human Services has adopted a recommendation to remove a preservative called thimerosal from ...

The federal government is recommending flu vaccines remove the preservative thimerosal after Health and Human Services ...

The action will remove from use the very few flu shots that contain the contested preservative, elevating unproven fears it ...

Antivaccine activists have long linked the ingredient to autism; the CDC says there is no evidence of harm.

HHS Secretary Robert F. Kennedy Jr. endorsed the CDC's Advisory Committee on Immunization Practices (ACIP) recommendation ...

Although it has been largely phased out of U.S. vaccines, thimerosal has long been targeted by anti-vaccine advocates.

Banning vaccine ingredients without cause increases the perceived risk of vaccines,” one prominent health group said.

RFK Jr. approves a nationwide shift to mercury-free flu vaccines, ending decades of thimerosal use amid rising safety and ...

Following a recommendation from a panel of CDC advisors, HHS Secretary Robert F. Kennedy Jr. on Wednesday ordered that the ...

US Health and Human Services (HHS) Secretary Robert F Kennedy Jr has formally signed off on a recommendation to remove ...