Researchers % said that unlike watching TV, which is a largely passive activity, sending emails and texts involved more interaction so kept the brain busy at the time when it should be shutting down.

研究人员称，不同于看电视这样被动的活动，发邮件以及短信需要更多互动，使得大脑在本应休息时还处于忙碌状态。

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If President Boris Yeltsin is to get out of the hole he is so busy digging, he should call off his generals and, difficult as it would certainly be for him politically, call in some outside mediators.

ECONOMIST: Russia��s Chechen folly