Getting very little sleep during the week and trying to "catch up" on the weekends is not a good idea because it alters your sleep schedule.

每周只有少量的休息，并且试图在周末“补回来”，那么这并不是个好主意，因为这改变了你的生物钟。

youdao

If so, Perhaps the best way to remember something is to tell yourself it is very important, decide you're going to test yourself on it the next day, and get a good night's sleep.

如果是的，也许记住事情的最好方法是告诉自己这非常重要，并决定在第二天测试自己是否记住它了，然后好好地睡一觉。

youdao

'if your phone is on the nightstand, then it will be more difficult to have a good night's sleep without feeling compelled to reply to a message or check your Facebook account.

如果你把手机放在床头，你就很难有很好的睡眠，因为你会觉得自己有回短信和看看微博的强迫症。

youdao

Certainly, if your long position is too large to let you sleep at night, reducing it when prices are rising is a good idea.

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Is it a good or bad idea to give this supplement to kids whose sleep schedules may be thrown off by a time change or some other factor?

CNN: Should your teen take melatonin for help with sleep?