This happens because you're deviating from your body's natural sleep patterns.

这是因为你偏离了身体的自然睡眠模式。

It was the first natural sleep he had had for a week.

这是一个星期以来他第一次不靠吃安眠药自己进入了梦乡。

And are our natural sleep schedules predetermined at birth, or can we change them?

我们的自然作息规律是与生俱来的还是可以改变的？

When you go to a natural sleep, people call your name, your alarm goes off, you wake up, right?

平常你睡觉的时候，如果有人叫你，或者你的闹钟响了，你就会醒来，对吗？

So far, four genes related to 'natural short sleep' were identified.

到目前为止，已经确定了四个与“自然短睡眠”相关的基因。

Our work schedules are out of sync with our natural sleep patterns.

我们的工作时间表与我们的自然睡眠模式不同步。

And the way that society is structured, isn't very friendly to our natural sleep needs.

社会的结构方式对我们自然的睡眠需求不太友好。

This upset my natural sleep patterns and stopped me sleeping for hours.

这扰乱了我的自然睡眠模式，让我无法入睡几个小时。

Unfortunately, today's modern environment is interfering with our natural sleep patterns.

不幸的是，当今的现代环境正在干扰我们的自然睡眠模式。

Jesus had been speaking of his death, but his disciples thought he meant natural sleep.

耶稣这话是指着他死说的，他们却以为是说照常睡了。

Some studies have even shown that we have two distinct 4 hour natural sleep periods, which in the past would last between 8 PM-12 AM, and then again from 2 AM-6 AM.

一些研究甚至表明，我们有两个4小时的自然睡眠时间，在过去，一段时间会发生在上午8点至12点，另一段时间是凌晨2点至6点。

The clever sleep calculator works out what time you need to go to bed just by the time you need to get up combined with information on the body's natural sleep pattern — which works in 90 minute cycles.

人体的自然睡眠周期为 90 分钟，这款聪明的睡眠计算器根据人体睡眠周期和你需要起床的时间，计算出你需要在什么时候睡觉。