This usually causes only minor discomfort, such as a skin rash, headache or sleepiness.
这通常只会引起轻微的不适，如皮疹、头痛或嗜睡。
Most experts in sleep behavior agree that there is virtually an epidemic of sleepiness in the nation.
大多数研究睡眠行为的专家都认为，在这个国家，嗜睡实际上是一种流行病。
Their yawning seems to have nothing to do with sleepiness or boredom—quite the reverse—but it does precede a change in activity level.
他们打哈欠似乎与困倦或者无聊没有任何关系，但恰恰相反，打哈欠这一行为的确出现在了活动水平的变化之前。
A 2008 British study found that compared to getting more nighttime sleep, a mid-day nap was the best way to cope with mid-afternoon sleepiness.
2008年英国的一项研究发现，与获得更多的夜间睡眠相比，午间小睡是应对午后困倦的最佳方式。
A productive morning rewarded with a decent lunch, and then at about 3 p.m., there comes the irresistible sleepiness.
一个高效的早晨换来了一顿丰盛的午餐，然后在大约下午3点的时候，难以抗拒的睡意就来了。
Although the pressure of the cabin is adjusted to prevent altitude sickness, you could still experience sleepiness or a headache.
虽然机舱压力可以被调节，以避免人体发生高空反应，但你仍会感到困倦或头痛。
When sleepiness comes, get to bed.
当困意袭来，赶紧上床睡觉。
Some experts believe sleepiness comes in cycles.
一些专家认为困意具有周期性。
Daytime sleepiness appears to be the new normal for adolescents.
白天睡觉似乎在青少年中成为了一种新的睡眠形式。
About 77% had trouble falling asleep; others had daytime sleepiness.
大约77%的人有入睡困难的问题，而其余的则在白天打瞌睡。
Problem sleepiness can also be caused by certain illnesses and medications.
睡眠问题还可能由特定的疾病和药物引起。
Not surprisingly, the problem of daytime sleepiness usually starts at night.
不足为奇的是，日间困倦的问题通常在夜晚的时候就发生了。
Reports of daytime sleepiness dropped substantially, from 49 percent to 20 percent.
日间打瞌睡的报告大幅下降，从49%降至20%。
The medicine is already approved to fight narcolepsy and sleepiness related to shift work.
此药已经获准用于治疗因倒班产生的嗜睡和瞌睡症状。
In the summer, I did a quick morning run and found it helpful in shaking off any sleepiness.
夏天我会晨跑一会，这有助于甩掉困倦。
This is known as hypersomnia, recurrent sleepiness that makes people want to nap repeatedly, even at work.
这被称为嗜睡症，周而复始的困意让人想不时的打一会盹，即使是在工作的时候。
Tidy beds encourage sleepiness Keep your bed made up. Every morning, get into a habit of making up the bed.
整齐干净的床促进睡眠，整理床铺，每天早上养成整理床铺的习惯。
Most people with OSA snore loudly and frequently, and they often experience fatigue and excessive daytime sleepiness.
大部分阻塞性睡眠呼吸暂停患者经常大声打鼾，同时他们常常感到疲劳且白天过度嗜睡。
My sleepiness test is that if I couldn't read a book for more than a page or two without drifting off, I'm ready for bed.
我测试睡意的方法是：如果我不能够连续不间断地读完一本书的一两页，我就要准备去睡觉了。
But for some people, excessive sleepiness actually gets in the way of daily work, childcare, and even leisure activities.
但是，对一些人来说，过分的瞌睡妨碍了日常的工作，照顾孩子，甚至连休闲活动的时间都没有了。
People who have problem sleepiness are often advised to go to bed and get up at the same time every day, including on weekends.
有睡眠问题的人通常会被建议每天在同一时间上床睡觉并且按时起床，在周末的时候也不例外。
But many people fail to note the distinction between fatigue — physical tiredness — and sleepiness, the inability to stay awake.
但很多人都未注意到疲倦(身体上的劳累)和困倦(无法保持清醒状态)之间的区别。
As someone who isn’t a natural early-riser (I could easily sleep in until noon) getting over the early-morning sleepiness wasn’t easy.
作为一个没有早起习惯的人（我可是很容易就能一觉睡到大中午），大清早从床上爬起来并且迅速摆脱困倦可不是一件容易的事。
Parents also filled out questionnaires on whether their child had sleep problems, such as anxiety about falling asleep and daytime sleepiness.
儿童的父母还填写了有关自家儿童是否有睡眠问题的问卷调查表，所列问题有入睡焦虑、白昼睡眠等项目。
Common associated symptoms are difficulty with memory, concentration and thinking, and daytime sleepiness, including sleepiness while driving.
与此同时产生的症状一般有记忆力衰退、难以专心做事与思考、白天嗜睡，包括开车嗜睡。
Ever find that you get really sleepy at 10 p.m., that the sleepiness passes, and that by the time the late news comes on, you're wide-awake?
有没有发现在晚上十点的时候你特别困，随后这股困劲过去了，在晚间新闻开始的时候你又一点都不想睡了？
Dr Alexandros said: "After one work week of mild sleep deprivation, two recovery nights were adequate in improving sleepiness but not performance."
亚历山大博士说：“在持续一周的轻度缺觉之后，两个晚上的恢复性睡眠虽然可以让人不再犯困，但是这并不能改善大脑的工作效能。”
Dr Alexandros said: "After one work week of mild sleep deprivation, two recovery nights were adequate in improving sleepiness but not performance."
亚历山大博士说：“在持续一周的轻度缺觉之后，两个晚上的恢复性睡眠虽然可以让人不再犯困，但是这并不能改善大脑的工作效能。”
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