Does a Glowing Toy Ruin Children’s Eyes? The Myth, and the Sensible Rule
Somebody in every family repeats it: staring at that thing in the dark will ruin their eyesight. It is worth separating what is folklore from what is a reasonable precaution, because there is a real point buried inside a claim that is mostly wrong. Where the belief comes from It descends from the same advice as sitting too close to the television and reading under the covers. The instinct behind it is sound, in that eyes get tired from close work in poor light, but the leap from tired to…
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