How can you take naps during the day without ruining your sleep at night?

你如何在白天午睡又不影响晚上睡眠呢？

An irregular sleep cycle leaves you feeling foggy, fatigued and unproductive.

不规律睡眠周期会让你感觉昏昏沉沉、疲惫不堪、工作效率低下。

Also, abnormal firing during sleep can affect brain areas involved in memory and learning.

此外，睡眠时不正常冲动会影响大脑中与学习有关区域。

Conversely, research in sleep-deprived college students has found their unpredictable sleeping habits weaken their entire circadian system.

相对，对睡眠缺乏大学生研究发现不稳定睡眠习惯弱化他们整个生物钟。

As warmer weather arrives, be wary of bear dens and do your best to not disturb their slumber.

随着天气变暖，要小心熊窝，尽量不扰它们睡眠。

Doctors do not know why sleep occurs, but they do all agree that it is essential for our survival.

医生还不清楚睡眠发生原因，但他们都认为睡眠对于人类生存非常重要。

Sleep occupies nearly a third of our lives, but many of us give surprisingly little attention and care to it.

睡眠几乎占据了我们生命三分之一，可令人惊， 许多人并不关心他们睡眠。

Are there any unusual sleep myths that we missed?

有没有我们错过不寻常睡眠神话？

In one of them, 38-year-old Stephen Venables twitches and groans in a fitful sleep.

其中一人，38岁斯蒂芬·维纳布尔斯，在不安稳睡眠中不时抽搐并发出呻吟。

And I think the important thing is that people don't understand the importance of sleep.

我认为重要人们不了解睡眠重要性。

He was ever more careless about getting enough sleep and eating properly.

他越来越不注意充足睡眠适当饮食。

We actually have to ask, is there anything that sleep doesn't support for brain or body?

我们实际上要问，有没有什么功能睡眠不支持，无论对大脑还身体？

They need to have uninterrupted sleep.

他们需要拥有不被扰睡眠。

There were a lot of things that I did that were not healthy for my sleep.

我做了很多对睡眠不健康事情。

But, I think that not using alarms is a pretty good step in not policing my sleep.

但，我认为不使用闹钟不干预自己睡眠一个很好步骤。

Despite all the progress of the past 50 years, scientists are still unsure what sleep is for.

尽管过去 50 年取得了诸多进步，科学家们仍然不确定睡眠用途。

You go to a sleep specialist and sleep specialist says, I don't think this is your sleep.

你去看睡眠专科医生，医生说，我觉得这不像你睡眠问题。

He said scientists do not yet know if the gains from microsleep are the same as gains from longer periods of time.

他说，科学家还不知道微睡眠益处否与长时间睡眠益处相同。

After surmounting your unconquerable horror of the bed, you will retire to rest, and get a few hours' unquiet slumber.

克服了对那张床无法征服恐惧之后，你将就寝休息，获得几小时不安稳睡眠。

Studies have shown that college students who keep regular sleep hours have, on average, a higher GPA than students who don't.

研究表明，保持规律睡眠时间大学生平均绩点要比不保持规律睡眠时间大学生高。