Andrew Huberman· PhD
proper hydration is critical for optimal brain and body function in fact even a slight degree of dehydration can diminish your cognitive and physical performance to a considerable degree
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The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
proper hydration is critical for optimal brain and body function in fact even a slight degree of dehydration can diminish your cognitive and physical performance to a considerable degree
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Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
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