研究者在一个光线充足的房间里，分别对睡足八小时和保持31小时不睡觉的志愿人员进行拍照。
Volunteers were photographed after eight hours sleep and again after being kept awake for 31 hours. The photographs were shot in a well lit room.
日本筑波的科学家们把16只小白鼠放到有1英寸深的水的笼子里，这样保证它们24小时不睡觉。然后，将一半的老鼠放在烘培咖啡的香气中。
Scientists in Tsukuba, Japan, kept 16 laboratory rats awake for 24 hours, by keeping them in a cage filled with an inch of water, then exposed half of them to the smell of roasted coffee.
为了提升自己的能力，那一年里，我每天睡觉不超过5个小时。
To improve my ability, I didn't sleep for more than five hours a day during that year.
按时睡觉并且睡眠时间不超过8个小时，你将会活力得有如重生。
You'll be most rejuvenated if you go to bed early and don't sleep more than 8 hours.
他们也许会无所事事的坐上几个小时，不吃饭，不洗澡，也不外出—甚至不睡觉。
They may sit idly for hours, and stop eating, bathing, going out — even getting out of bed.
饥饿的果蝇能在不睡觉的情况下存活28小时，是那些能失掉食品的果蝇存活时间的三倍。
The starving flies also survived up to 28 hours without sleep, three times longer than the flies with access to food.
楚科奇人习惯只睡四五个小时，为了生存他们必须不停地工作，对此他们已经习以为常了，所以几天几夜不睡觉也没问题。
The Chukchi are used to sleep for only 4-5 hours. To survive in the peninsula one has to work nonstop.
或许这样一来，每天不睡觉的那其余16-18个小时，他们能够享受到更多的生活乐趣。
Then they might enjoy the rest of their 16 to 18 hours per day a bit more.
可能你本来需要睡十二个小时，但是在修了止观之后，也许睡六小时乃至三小时就足够了。极而言之，不睡觉也是可以的。
You used to require twelve hours of sleep, and now, after a while of mind training and shamatha, six hours may be enough, or even three hours, maybe you don't need to sleep at all anymore.
可能你本来需要睡十二个小时，但是在修了止观之后，也许睡六小时乃至三小时就足够了。极而言之，不睡觉也是可以的。
You used to require twelve hours of sleep, and now, after a while of mind training and shamatha, six hours may be enough, or even three hours, maybe you don't need to sleep at all anymore.
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