What do you get when you put an anti-vax conspiracy theorist in charge of the U.S. Health Department? A dangerous crackpot who scares the public into thinking that the measles vaccination causes blindness.

Kennedy Jr. once again spread misleading claims about the safety and efficacy of the measles vaccine amid an outbreaks in Texas and New Mexico. In an interview with Fox News’ Sean Hannity broadcast Tuesday,

Experts say vitamin A can mitigate measles but does not protect those who are unvaccinated from getting the disease