Internal Time: The Science of Chronotypes, Social Jet Lag, and Why You’re So Tired

Debunking the social stigma around late risers, or what Einstein has to do with teens’ risk for smoking. “Six hours’ sleep for a man, seven for a woman, and eight for a fool,” Napoleon famously…
PUBLISHED: May 11, 2012
LENGTH: 10 minutes (2559 words)
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