Scientists have found that people who sleep for less than 6 hours and a half at night are more often ill than people who sleep for 8 hours.

科学家发现，晚上睡眠少于6个半小时的人比多于8小时的人更容易生病。

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While the ill effects of depression on sleep are well known, he adds, mounting evidence suggests that sleep deprivation in and of itself can contribute to depression.

他还说，抑郁对于睡眠会产生消极的影响是众所周知的，而越来越多的证据显示睡眠不足本身就可以导致抑郁。

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The hope is that next time they will be used to treat any of Europe's Banks that fall ill and to put quietly to sleep firms that are too far gone to recover.

他们希望下次这些微型急诊室能派上用场，用来治疗任何生病的欧洲银行并轻轻地结束那些病入膏肓的公司。

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While the ill effects of depression on sleep are well known, he adds, mounting evidence suggests that sleep deprivation in and of itself can contribute to depression.

CNN: Sleep deprivation linked to depression in teens