浅睡眠期;
First, we have most of our dreams during REM ( Rapid Eye Movement ) sleep.
首先, 我们大多数是在REM ( 眼球快速转动 ) 期间做梦.
The two researchers called this Rapid Eye Movement or REM sleep. One nighttime physical activity that may actually help sleep is sex, which can have a sedating effect.
两位研究员称这种睡眠阶段为快速眼动睡眠。性生活可能是一种对睡眠的实际帮助的晚间身体运动。
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