该研究报告发表在《睡眠》杂志上，其作者称，青少年睡眠越多，越有益于他们的心理健康。
The authors of the study, published in the journal sleep, said that the more sleep adolescents get the better it is for their mental health.
可能有其他问题。 有些青少年睡眠不足是因为他们如同我一样是天然的夜猫子，对他们来说晚上两三点以前做什么也比睡觉有趣。
Like what share of teens don’t get enough sleep because they’re naturally night owls (like me) and find almost anything before 2 or 3 a.m.
通常，青少年的睡眠周期会延迟，这导致许多学生直到晚上很晚才感到困倦。
Typically, the preferred sleep cycle is delayed in adolescents, which leads to many students not feeling sleepy until much later in the evenings.
这就是研究人员如何使用图表来显示英国青少年每天的睡眠时间。
It is how a researcher used a graphic to show the number of hours spent sleeping by British teenagers each day.
大多数成年人需要7到9小时的睡眠，而青少年所需时间更长。
Most adults need seven to nine hours' sleep while teens need even more.
儿童和青少年需要9到10个小时的睡眠，而成年人需要6到8个小时。
Children and teenagers need nine to ten hours of sleep, while adults need six to eight.
青少年每天需要8-10个小时的睡眠，因为他们需要大量能量来长成成年人的身体。
Teenagers need 8-10 hours of sleep a day because they need lots of energy to grow into their adult bodies.
只要延后上学开始的时间半个小时就可能改善青少年的睡眠模式，同时还降低白天的困倦、提升他们的情绪、减少忧郁。
Delaying the start of the school day by just half an hour could improve the sleep patterns of teenagers, as well as reducing drowsiness during the day, lifting their mood and cutting depression.
“如果家里不放薯片 (青少年)也不会吃这些东西 ” 克纳斯顿说到他虽没有参与到当前的研究中来但是已经研究了睡眠不足会对健康的影响.
“If there’s no chips in the house, [teenagers] are not going to choose that to eat, ” says Knutson, who was not involved in the current study but has researched the health effects of short sleep.
至少为什么睡眠少会导致青少年频繁的走向冰箱尚不清楚.
It’s not clear why sleeping less may send teens to the fridge more often.
然而，延后上学开始的时间这一原则能够帮助青少年获得更多的睡眠还是有效的。
However, the principle that later start times can help teenagers get more sleep still holds true.
动物研究曾将压力大和睡眠不足并存的状况与青少年时期的行为问题联系在一起。
Animal studies have linked the combination of stress and lack of sleep to behavioural problems in teenage years.
大多数学校的制度强迫青少年在一天中状态不佳的时间学习，睡眠被剥夺严重威胁着许多大学生。
Most school regimes force teenagers to function at a time of day that is sub-optimal, and many university students are exposed to considerable dangers from sleep deprivation.
在最近一项新研究中，科学家集齐十二个青少年，在他们睡眠中对他们的脑电图进行识别。
Such is the case in a new study of electroencephalography (EEG) readings gathered from dozens of teens while they slept.
白天睡觉似乎在青少年中成为了一种新的睡眠形式。
Daytime sleepiness appears to be the new normal for adolescents.
据估计25%的青少年都缺乏足够的睡眠。
Estimates are that as many as 25% of adolescents don't get enough sleep.
研究表明，大多数青少年至少需要8 个小时的睡眠，最好9小时以上。
Most adolescents can get by with at least eight hours of zzzzz’s a night, studies show, but ideally should garner at least nine.
他说：“青少年每晚需要保证九个小时的睡眠，但有四分之一的人每晚只睡六个小时或者更少。”
"Adolescents need nine hours of sleep a night and about a fourth of them get six hours or less," he said.
一项最新研究报告称，早睡不仅是得到充足睡眠的关键，而且有助于改善青少年的情绪。
Going to bed early is key to getting enough sleep and helping adolescents feel on top of the world, a new study reported.
尼克斯说：“青少年不珍惜睡眠时间是因为有太多的事情让他们分心。”
"Teens don't value sleep because there's too many things going on to distract them," Nikides said.
她组织了一个睡眠夏令营来研究青少年的睡眠模式。
She runs a summer sleep camp to study sleep patterns in adolescents and teens.
保证充足的睡眠。睡觉和学习表现有直接关系。青少年尤其需要规律，有质量的睡眠。
Get plenty of sleep. Sleep is directly related to academic performance. Preteens and teenagers especially need to get regular, solid sleep.
如此说来，青少年是睡眠质量最糟糕的一群人，婴儿潮的人群能得到最好的睡眠质量。
And it's the teenagers who are the sleepiest of all, with baby boomers getting the most sleep.
在青少年中，不良的睡眠质量与抑郁，焦虑，注意力不集中，问题行为，毒品及酒精滥用以及认知功能受损等问题密切相关。
In adolescents, poor sleep quality is associated with depression, anxiety, inattention, conduct problems, drug and alcohol abuse and impaired cognitive function.
没有遵守推荐夜间睡眠时间九小时或更长时间的青少年，平均睡眠时间为7小时53分钟。
The average sleep duration was seven hours and 53 minutes, against the nine or more hours of nightly sleep recommended for adolescents.
为了健康，青少年需要足够的睡眠。
美国睡眠药物学会建议，青少年每晚睡眠时间至少要达到9个小时。
The American Academy of Sleep Medicine recommends that adolescents should sleep at least nine hours or more a night.
认为自己“总是睡眠充足”的青少年患抑郁症的几率低65%。另外，抑郁症及自杀念头在女孩，年龄较大的青年人和认为父母对自己关心少的青年人中更为常见。
Depression and suicidal thoughts were also more likely in girls, older teenagers and in those who had a lower self-perception of how much parents care about them.
儿童和青少年平均需要十个小时的睡眠时间。
儿童和青少年平均需要十个小时的睡眠时间。
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