REM sleep is termed 'active' sleep.

快速眼动睡眠称作“主动”睡眠。

《牛津词典》

"During REM sleep," says LaBerge, "the brain is working full-tilt, yet it is disconnected from the outside world."

拉伯格说：“在快速眼动睡眠期间，大脑处于全速工作状态，但它与外界脱节。”

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Even if such studies were done, they could only clarify our understanding of the role of REM sleep, not sleep in general.

即使做了这样的研究，也只能证明我们对快速眼动睡眠作用的理解，而不是一般的睡眠。

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Then there is REM sleep.

第二种就是快速眼动睡眠。

耶鲁公开课 - 心理学导论课程节选

Then REM sleep emerges, rapid eye movement sleep.

这时就进入REM快速眼动睡眠。

耶鲁公开课 - 心理学导论课程节选

In the study, 25% of the patients had increased muscle activity during REM sleep.

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Sufferers go into REM sleep immediately when they nap, and tend to wake up refreshed at least temporarily.

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This increases your frequency and depth of REM sleep, viewed by experts as the most rejuvenating level of slumber.

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