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加利福尼亚大学电视台公开课(MP3+字幕) 睡眠健康:第54期

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Does your sleep change with seasons?

人们的睡眠会随着季节变化而变化吗?

Yes, that's a good question

是的 这个问题提得好

Has anybody ever lived in Finland or northern Norway

有没有人在芬兰或挪威北部居住过

where you are above the Arctic Circle

也就是北极圈以北的地区

and it's dark all winter

那些地区整个冬天都在夜晚当中

there's a much higher rate of alcohol and depression

那里的酗酒和抑郁的比例也很高

winter depression

冬季抑郁症

because melatonin is just always being secreted

因为人体一直在分泌褪黑素

There're probably other reasons as well

还有一些其他季节也会影响睡眠

but yes, sleep is very much affected

但影响睡眠的因素包括

by long days, short days dark and light

白天黑夜的长短 阳光照射的长短等等

When it's light out all evening, midnight sun

如果晚上 半夜太阳还不下山

it's hard to go to sleep

人们也很难入睡

it's energizing and it's problematic

因为阳光让人精力充沛 这也是问题

So there are some issues

所以还有一些其他因素

Some people have winter depression

有的人会出现冬季抑郁症

and it's directly related to the long dark winters

这个问题是冬季过长的黑夜直接引起的

You can self medicate

你可以自我治疗

A lot of people take their ski vacation in the snow

很多人会去滑雪

and they get lots of light on the ski slopes in winter

这样冬季就可以接受更多雪地反射来的光线

or they go to Hawaii and get lots of sun and light

也可以去夏威夷享受阳光

So it's kind of self medication for seasonal affected disorder

这些都是治疗季节性睡眠障碍的方法

The question is about

她问到了

the wrist accelerometers

腕部检测仪

and other commercial products that are out there

和市面上的其他仪器

to look at your sleep and monitor your own sleep

对睡眠的检测情况

they are pretty good

这些产品都很好

They are actually not that great

但如果你有睡眠障碍

if you have a sleep disorder

那么它们就不够好用

because they are very inaccurate

因为它们的数据可能不准确

They are counting on your not to move much

因为它们的检测依据是你的运动量

and to sleep a lot

和睡着了的情况

And then they are great

在这方面 这些仪器是很好用的

They are very reliable and valid

数据很可靠 而且很有效

But when you are up a lot

但如果你不断的醒来

they become less and less accurate

那么它们的测量数据就变得不那么精确了

There are some APPs out there to that are very questionable

还有一些应用程序也有待证实

haven't really been studied

没有人对它们进行真正的研究

So you know, use your best judgment

你们应该自己去判断

How many of you are wearing Fitbits?

有多少人戴过Fitbits(一种运动手环)?

重点单词   查看全部解释    
disorder [dis'ɔ:də]

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n. 杂乱,混乱
vt. 扰乱

联想记忆
haven ['heivn]

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n. 港口,避难所,安息所 v. 安置 ... 于港中,

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circle ['sə:kl]

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n. 圈子,圆周,循环
v. 环绕,盘旋,包围

 
wrist [rist]

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n. 手腕,护腕

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inaccurate [in'ækjurit]

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adj. 不准确的,错误的

 
questionable ['kwestʃənəbəl]

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adj. 可疑的,可置疑的

 
accurate ['ækjurit]

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adj. 准确的,精确的

联想记忆
depression [di'preʃən]

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n. 沮丧,萧条

联想记忆
reliable [ri'laiəbl]

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adj. 可靠的,可信的

 
related [ri'leitid]

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adj. 相关的,有亲属关系的

 

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