RFK Jr. may push the FDA to gather more data, and could try to fill the CDC's Advisory Committee on Immunization Practices with vaccine skeptics.

Welcome back to Health Brief, where your author spent much of the weekend chasing rumors about President-elect Donald Trump’s next Cabinet. If your name is on this prediction market’s list of betting favorites to be Health and Human Services secretary — or you think it should be — drop me a line at [email protected]

On Sunday morning, Donald Trump made something crystal clear: Robert F. Kennedy Jr. is “going to have a big role in the administration” if he wins. And some of RFK Jr.’s wildest ideas—including banning certain vaccines and removing fluoride from drinking water —could be on the table.