Many of us try to live by the mantra eight hours of work, eight hours of leisure, eight hours of rest. Conventional wisdom has long told us we need eight hours of sleep per day, but some swear they need more, and some (politicians, mostly) say they function fine on four or five.
So is the human brain wired to require eight hours, or is it different for everyone? We asked five experts if everyone needs eight hours of sleep per day.
Five out of five experts said no
Here are their detailed responses:
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Disclosures: Hailey Meaklim is the recipient of an Australian Government Research Training Program Scholarship.