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

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

As recently as last year, denouncing plastics was a key part of RFK Jr.’s political identity. Running for president as an icon of the health-conscious, he called plastic pollution a “crisis for human ...