Speaking before Congress, Health and Human Services Secretary Robert. F. Kennedy Jr. misleadingly claimed that Europe doesn’t ...

HHS Secretary RFK Jr. tussled with Sen. Chris Murphy about measles vaccine safety. Who was right? Data shows that the two-dose measles vaccine is 97% effective at preventing measles and experts say ...

Post health reporters answered your questions on Robert F. Kennedy Jr.’s plans for public health and more during a live chat.