Republican lawmakers may not have considered avowed anti-vaxxer and conspiracy theorist Robert F. Kennedy Jr. to be too ...

Robert F. Kennedy Jr.’s anti-vax views have officially taken hold at the Centers for Disease Control and Prevention.

The Centers for Disease Control and Prevention (CDC) will be conducting its own study into whether vaccines cause autism, ...

RFK Jr. has claimed measles can be treated with vitamin A and that severe infection is linked to poor diet. But many experts who spoke with ABC News disagreed.

Robert F. Kennedy Jr.’s failure to install a fellow vaccine critic to a key government post is testing the limits of how far the US health secretary can go to promote his public-health agenda.

Kennedy Jr., an ardent vaccine critic who would have been Weldon’s boss as health secretary. Perhaps Weldon’s biggest problem ...

There sat Robert F. Kennedy Jr., the nation’s top health official, at a Steak ’n Shake with Fox News host Sean Hannity, ...

Dr. Dave Weldon, who was Trump's choice for the head of the CDC, has taken a controversial stance on vaccines and autism. Here's what to know ...

Bill Cassidy said RFK Jr. pledged to keep communication lines wide open and to consult with the senator on vaccine policy.

Offit: People aren't going to be making a good choice for themselves if they hear Robert F. Kennedy Jr. say, falsely, that ...

The White House has pulled the nomination of Dave Weldon as CDC director hours before he was set to appear for his ...

The White House withdrew Dave Weldon's nomination to lead the CDC amid concerns over his past anti-vaccine views.