Adequate serotonin levels promote deep, restorative sleep.

适当的5 -羟色胺水平有利于促进深度睡眠，迅速恢复体力。

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And good, restorative sleep is the best gift you can give yourself at this time.

良好的恢复性睡眠是这段时间你能给自己的最好的礼物。

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However, not all people can get a chance to achieve a restorative sleep needed.

不过，并非所有的人能有机会实现恢复性睡眠。

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The Sense of Smell Institute found that lavender increases the amount of time spent in the restful, restorative phase of sleep.

CNN: Sleep tips for the road-weary