“As the son of an immunologist, this might be the scariest news I have ever heard," said "The Late Show" host.
The Twitter CEO joined an anti-vaxxer's podcast, adding to a growing list of fringe company that he keeps.
Now her kids are fully vaccinated -- and she's urging other parents to do the same.
"I think it might be because there is absolutely no evidence to support the statement that vaccines are linked to autism in any way whatsoever."
Just like the anti-vaxxers of today, early Americans opposed attempts by medical professionals to halt the spread of contagious disease through the use of techniques aimed at creating immunities.
This week is World Immunization Week and what better way to commemorate it than by discussing the facts about vaccines and the importance of herd immunity.
Only 43 percent of the school's kindergarteners have all required vaccines.
A significant percent of people affected by recent measles outbreaks weren't vaccinated -- by choice.
We may think the great danger in this crisis is Zika. But global health organizations like the CDC and WHO need to be mindful of more insidious threats in their midst. It is one thing to fight a virus. It is another to fight misinformation.
Image sparked fierce response from those who believe vaccinations cause autism.
As we close 2015, let's reflect on how we harmed and helped each other's health and wellness with two Top 5 lists for the year: the first for our shortcomings, and the second for our successes.