There sat Robert F. Kennedy Jr., the nation’s top health official, at a Steak ‘n Shake with Fox News host Sean Hannity, raving about the fries. “Steak ‘n Shake has been great, we’re very grateful for ...

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.

Concerns around vaccine safety have grown because of misinformation online. A TN doctor who's seen it firsthand says measles ...

The US Food and Drug Administration on Thursday issued recommendations for the composition of influenza shots for the upcoming respiratory virus season, but without input from its independent vaccine ...

Vaccination rates remain high, but just below a critical "community immunity" threshold of 95%. Measles vaccination rates ...