RFK Jr. and his "MAHA" movement's popularity appears to be at least in slight jeopardy with vaccine-skeptical supporters.

RFK Jr. voiced support for the MMR vaccine after a measles death, despite a long history of general vaccine skepticism.

RFK Jr. claims the measles vaccine effectiveness wanes at a rate of nearly 5% a year, an assertion medical experts dispute.

A school-aged child died at a Texas hospital where they were receiving treatment for measles, marking the second death of a ...

Kennedy Jr., advocated for the measles, mumps, and rubella (MMR) vaccine amid the ongoing measles outbreak in the country.

Robert F. Kennedy Jr. softened his image as a vaccine critic while seeking to become the nation’s health secretary.

“The most effective way to prevent the spread of measles is the MMR vaccine,” Kennedy, a vaccine skeptic, wrote at the end of ...

On social media, Kennedy said the best way to prevent the spread of measles is the MMR vaccine. DALLAS - Health and Human ...

Health and Human Services Secretary Robert F. Kennedy Jr. this week made his strongest endorsement yet of the measles vaccine ...

Robert F. Kennedy Jr. made a stop in Texas on Sunday to visit the family of a 6-year-old girl who died in February after ...

Public health experts say the anti-vaccine views fronted by the HHS secretary are wrong and undermine trust in science. But a ...

The nation’s top public-health official has been promoting suspicions of the shot even as he offers comfort.