The Gist: Catholic synod, and drinking water with Maria Konnikova.

Turns Out There’s No Science Behind “Eight Glasses a Day”

Turns Out There’s No Science Behind “Eight Glasses a Day”

A daily news and culture podcast with Mike Pesca.
Oct. 15 2014 6:45 PM

The Eight-Glasses-of-Water-a-Day Myth

Maria Konnikova explains why there’s a drought of studies about the optimal level of hydration.

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How much water do we really need to drink each day?

Photo Illustration by Slate. Photo by Claudio Gennari/Flickr.

Listen to Episode 115 of Slate’s The Gist:


Today on The Gist, a new message of mercy emerges from the Vatican’s synod meetings this year. Joshua McElwee from the National Catholic Reporter joins us from Rome. Then, in our regular segment Is This Bulls---?, we ask Maria Konnikova of the New Yorker if drinking water is the secret to health, brilliance, and beauty. For the Spiel, institutions that inspire Mike’s ire.

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Mike Pesca is the host of the Slate daily podcast The Gist. He also contributes reports and commentary to NPR.