Sleep deprivation can cause impaired optimism - KWWL - Eastern Iowa Breaking News, Weather, Closings

Sleep deprivation can cause impaired optimism

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WATERLOO (KWWL) -- Not getting enough sleep can lead people to make decisions based on too much optimism.

Duke University researchers tested how 29 people made economic decisions, once after a normal night's sleep and again after a night of sleep deprivation.

After a sleepless night, they tended to make choices that emphasized monetary gain and were less likely to make conservative choices that could prevent losing money.

Online Anchor: Sunny Layne

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