Why Do We Think We Need 8 Glasses of Water a Day?
The "eight glasses of water a day" rule has been repeated so often it feels like biological law. But what if the whole thing started with a misunderstanding?
In this episode, Jen, Chris, and Matt trace the eight-glasses myth back to a 1945 report that almost everyone misread, examine a landmark study of 5,600 people across 23 countries that revealed individual hydration needs can vary by up to 1,000%, and explain why your body's built-in thirst system is far more reliable than most of us give it credit for. Along the way, the team tackles some surprising findings, including why milk is more…
The skinny
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