We in the Primal community talk a lot about the modern medical situation – the growing prevalence of lifestyle disease and the misguided, costly paths conventional health wisdom too often prescribes. Still, some conditions seem less – well, conditional – than others. Take eyesight, for example. If we wear glasses or contacts, we look to our families or age. While genetics and years certainly have their influence, is that the entire story for everyone? Is vision a wholly “closed” process – set in motion and then untouched by overall health and physiologic interaction, or is it more dynamic and systemic than that?
I get a fair number of emails from folks who wonder about their eye health in a Primal context. A while back I looked at the potential role of sunlight in preventing myopia, but that was just the tip of the iceberg. The post got people thinking. What are […]

Original post by Mark Sisson

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