It’s getting harder to see

Something about modern life is leading to higher rates of
nearsightedness across the world. What is it? To buy tickets to our
upcoming live show in New York, go to
http://vox.com/unexplainablelive For more, go to
http://vox.com/unexplainable It’s a great place to view show
transcripts and read more about the topics on our show. Also, email
us! unexplainable@vox.com We read every email. Support
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