In his answer to this question, Peter Bursztyn writes that he isn’t sure “how one could determine whether a wolf, an eland or a cheetah were short-sighted”. He says: “I can’t imagine devising ...
A rise in cases of short-sightedness (myopia) among children in Hong Kong may be linked to a significant decrease in the time they have been able to spend outdoors and a sharp rise in screen time ...
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