Are we sure about fluoride?

One of the deadliest poisons known to man is now used to treat wrinkles, migraines, and even, maybe, depression. How did that happen? Guests: Jean Carruthers, ophthalmologist and “godmother” of cosmetic Botox. David Simpson, neurologist at Mount Sinai hospital in New York. Axel W ...  Show more

Many alchemical texts are full of bizarre, metaphorical language. But what if there's interesting science hiding behind some of those metaphors? Guest: Lawrence Principe, professor of the history of science and professor of chemistry at Johns Hopkins University For show transcrip ...  Show more

For decades, the majority of Americans have been drinking tap water with added fluoride to improve oral health. But WSJ’s Kris Maher says that backlash to fluoride is spreading. Nearly 20 communities have halted the practice since October and Utah has now banned adding fluoride t ...  Show more

The battle over whether we should be putting fluoride in our water has reached fever pitch. We’ve got U.S. Health Secretary Robert F. Kennedy Jr. and anti-fluoride activists saying it’s a neurotoxin that’s lowering our IQs. But supporters say that fluoride is a safe and effective ...  Show more

The decades-long practice of adding fluoride to drinking water is under fire. On this week’s Paging Dr. Gupta, we're sinking our teeth into the latest science, and what that means for you or your family’s dental health. Learn more about your ad choices. Visit podcastchoices.com/a ...  Show more

Is it just us, or does it seem like every other week there’s a new headline about some state or town banning water fluoridation? As it turns out, this has been going on for decades, basically since fluoride was first introduced. Why are some people opposed to fluoride? Is there a ...  Show more