Infants, on the other hand, didn't appear to have worse sleep whether they slept in the same or different room from their mothers.

另一方面，婴儿无论是否与母亲睡在同一个房间，他们的睡眠质量似乎都没有变差。

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"More sleep in old age, however, is associated with better health, and most older people would feel better and more alert if they slept for longer periods," he said.

他说：“然而，老年人睡眠时间越长，身体越健康。如果他们睡得时间更长一些，大多数老年人会感觉更好、更有精神。”

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Mothers who slept in the same room as their infants, whether in the same bed or just the same room, had poorer sleep than mothers whose babies slept elsewhere in the house.

与婴儿睡在同一个房间的母亲，无论是睡在同一张床上还是仅仅睡在同一个房间里，都比婴儿睡在其他房间里的母亲的睡眠质量要差。

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Last August,a study in the journal Sleep Medicine said children who go to bed after nine o'clock took longer to fall asleep and slept less.

VOA: special.2010.06.09

"People whose sleep was disturbed were much more likely to develop colds than people who went to sleep, slept all night, and got up in the mornings, " said Cohen.

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The woman told police that after she had thought the suspect went to sleep in his own bed, she slept in a sleeping bag provided to her by the rally.

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It's likely the device let me sleep longer because it thought I hadn't slept enough, he adds.

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