how did something as disadvantageous as myopia survive natural selection?

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Considering how much it would’ve affected hunting and gathering, how are so many people nearsighted?

In: Biology

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Anonymous 0 Comments

Near-sightedness is in large part an acquired condition due to too much close-in reading during childhood. Your eye ball grows longer to accommodate close in work at the expense of distance vision.

Fortunately, by the time society required children to spend hours a day reading, they also invented glasses.

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