Originally found at CNN Business by Scott Bellows
Many company leaders would tell you they don’t get enough sleep. But most managers or CEOs wouldn’t admit they’re coming into work a little drunk, distracted, less creative and more likely to be abusive to their teams. Yet those are the effects that regularly getting less than 7 to 9 hours of sleep a night can have.
An oft-cited study found that a person who is awake for 19 or 20 hours (i.e., someone who sleeps 4 to 5 hours a night) performs tasks like someone who is legally drunk. Another study found if you sleep 6 hours a night for 10 days, you will be as impaired in performance by day 11 as someone who pulled an all-nighter.
Sleep researcher Christopher Barnes, who teaches management at University of Washington's Foster School of Business, has done studies that found sleep-deprived managers exhibit less emotional self-control. That makes them more likely to behave abusively toward subordinates, which in turn can reduce workplace engagement.
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