Must you make so much noise when your little sister is sleeping?

你一定要在你的小妹妹睡觉的时候发出这么多噪音吗？

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When you wake up you will often be thirsty because your body loses water while you are sleeping through breathing and perspiration.

当你起床的时候常常会感到口渴，那是因为你睡觉的时候呼吸和出汗丧失了水分。

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You may think that you are gaining time by sleeping less, when in reality you are only gaining stress and tiredness.

也许你曾认为为赶时间牺牲点睡眠不算什么，但实际上睡眠不足令你精神紧张并且疲乏无力。

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You remember, thalidomide is the drug which was actually really most used as sleeping aid that when pregnant women took were shown to produce deformities, children who were born without limbs for example.

你应该知道这种药品,实际上它是用来辅助睡眠的,但是，如果孕妇吃了这种药,就可能造成胎儿畸形，可能生出来的婴儿是没有四肢的。

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"The plantar fascia is in a relaxed position when you're sleeping, " says Jacqueline Sutera, a podiatric surgeon in New York City.

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We have to say, that sounds like a bit like a case of form over function: the Up can detect when you're sleeping, as can the pricey new Basis band.

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Put another way, residential heating and air conditioning constitute 11.88 percent of the U.S. energy budget: cars only account for 8.9 percent. (see spread sheets 2.2 and 2.6) Worse, a good portion of that energy is wasted: lights get left on, air conditioners churn when you are on vacation, sleeping notebooks suck vampire power.

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