Nutrition
Hydration Facts: How Much Water You Actually Need, and Where 'Eight Glasses' Came From
The eight-glasses rule traces to an unreferenced 1945 guess. Here is what evidence-based bodies recommend instead.
Apr 8, 2025

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19 stories for“AI for science”
The eight-glasses rule traces to an unreferenced 1945 guess. Here is what evidence-based bodies recommend instead.
Apr 8, 2025

Protein went from fitness afterthought to grocery store obsession. Now it's in your cereal, ice cream, and pasta. Why did one nutrient consume America.
Jun 18, 2024

One rigorous NIH trial proved ultra-processed diets cause overeating. A UK parliamentary report says the classification behind it is too blunt.
Jun 2, 2026
