In the next stage—REM sleep—we begin to breathe faster and our eyes move around quickly, but our bodies do not move.

下一个阶段又称为快速眼动睡眠阶段，我们的呼吸开始加快，眼球也开始快速跳动，但我们的身体却保持不动。

youdao

While REM is popularly thought of as the dream stage of sleep, it's not absolutely clear why this sleep stage is important, Dr. Gruber notes.

格茹博说，尽管REM普遍被认为是睡眠的做梦阶段，这个睡眠阶段为何重要的原因尚不是绝对清楚。

youdao

The control group spent about 19 percent of their sleep time in the REM stage, compared to about 17 percent for the ADHD group.

控制组在REM阶段的时间是总睡眠时间的19%，而患有adhd的研究组时间是17%。

youdao

From that moment on the Up keeps extremely close tabs on your movement using actigraphy to tell when you've fallen asleep and whether you're in a deep REM stage or lightly snoozing.

ENGADGET: Jawbone Up review (2012): a reboot and a shot at redemption

Alcohol reduces how much time we spend in rapid eye movement (REM) sleep - the stage of sleep where dreams generally occur.

BBC: Alcohol-fuelled sleep 'less satisfying'

Excessive alcohol consumption disrupts the 'REM' (Rapid Eye Movement) stage of deep sleep to ruin a night's rest, according to the UK Department of Health.

CNN: Vital Signs health tips