The comedian, who has endorsed independent candidate Robert F. Kennedy Jr., appeared to take a thinly veiled swipe at President Joe Biden.

Follow the latest Robert F. Kennedy Jr. news stories and headlines. Get breaking news alerts when you download the ABC News App and subscribe to Robert F. Kennedy Jr. notifications.

RFK Jr. Used 'Disinformation' to Defend Change to Vaccine Schedule, Expert Says: Reports The HHS Department sent Congress a document defending a change to federal vaccine recommendations that ...

RFK Jr. supports the Louisiana bill banning processed foods in schools.

RFK Jr. and MAHA agenda divide country but vaccines have widespread support: Poll Health Secretary Robert F. Kennedy's overall approval rating sits at 51 percent, though the party breakdown shows ...

Robert F. Kennedy Jr. taps allies, vaccine skeptics for CDC vaccine panel Health and Human Services Secretary Robert F. Kennedy Jr. announced Wednesday he's naming eight new advisers to serve on ...

RFK Jr.’s made promises about vaccines. Here’s what he’s done as health secretary Kennedy has taken unprecedented steps to change how vaccines are evaluated, approved and recommended ...

Bill Nye the Science Guy once had to block Health Secretary RFK Jr. after he sent “miles and miles” of anti-vaccination texts to his phone, he recalled in a recent interview.

HHS Sec. RFK Jr's vaccine safety panel for the CDC voted to no longer recommend flu vaccines containing thimerosal, a controversial mercury-based preservative.

During his Senate confirmation hearings, Health Secretary Robert F. Kennedy Jr. suggested he wouldn’t undermine vaccines.