Besides stuff like tribal warfare, cannibalism, and high infant mortality, it seems like most any divergence from our ancestral norms is ultimately detrimental, or at least problematic. Nutrition is an obvious one, along with sunlight, sleep, and exercise. The mainstream media is even beginning to question the superiority of modern footwear. And then there’s the seemingly simple act of sitting down in a chair. It seems harmless, but as I discussed last year and a recent NY Times piece mentioned last month, sitting for extended periods of time is strongly linked with increased mortality and metabolic syndrome, regardless of how much exercise a sitter gets.
The chair is a bit like wheat, actually: a relative novelty to which we aren’t physiologically adapted that has become a cultural staple nonetheless. For at least eight hours each day, we twist our bodies into weird Tetris blocks with poor posture and sit, for the […]

Original post by Mark Sisson

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