鼓励、引导高中生，防止他们在屏幕前的时间过快增长。
Encouraging less screen time, and some form of monitoring to prevent excessive increases in screen time through high school, would be beneficial to teenagers.
在为期五年的调查过程中，这些青少年汇报了他们在屏幕前的时间以及体育锻炼的程度，每年4次，总共为20次。
Teens reported screen time and their level of physical activity four times per year or a total of 20 times during the five-year study.
周一发表的一项研究讲到，如果你没有其他办法限制孩子呆在屏幕前的时间，就把电视遥控器和游戏机控制器藏起来。
Hiding the TV remote and games console controller is a good thing to do to kids if it's the only way to limit the time they spend in front of a screen, according to a study published Monday.
巴涅特教授说：“在我们的调查中发现的青少年在屏幕前的时间过长，这尤其应该引起公众卫生策略的重视，着手减少青少年看电视、玩电子游戏及上网的总时间。
The high levels of screen time observed in our study underscore the need for public health strategies to reduce overall screen time among youth.
Stamatakis医生说，这项研究聚焦在屏幕前的闲暇时间，因为这是最容易控制的。
The study focused on recreational screen time because it's the easiest to curtail, Dr. Stamatakis said.
研究得出结论：屏幕前的休闲时间对心血管疾病和各种原因的死亡的有害影响不受其他因素的干扰。也许是因为这引起了代谢作用的变化。
Recreational screen time has an "independent, deleterious relationship" with cardiovascular events and death of all causes, the paper concluded, possibly because it induces metabolic changes.
在电视屏幕前耗费的时间常常是以休闲为代价的，即有更少的时间用于游戏、娱乐和休息。
The time spent in front of the television screen is usually at the 3 of leisure: there is less time for games, amusement and rest.
花很长时间待在电脑屏幕前的青少年常有时被称为“屏幕少年”。
Teenagers who spend a lot of time in front of computer screens are sometimes called screenagers.
是的。坐在电脑屏幕前很长时间对人们的健康是有害的。
Yes, sitting in front of the computer screen for a long time has a detrimental effect on people's health.
不过，我们需牢记的是，深陷于虚拟网络空间，花费长达数小时的时间坐在电脑屏幕前，是无法取代面对面与人交流的这种人生体验的。
Still, we have to remember that spending hours in front of a screen, typing into cyberspace, is a poor substitute for the full spectrum of experience offered by face-to-face time with another person.
不过，我们需牢记的是，深陷于虚拟网络空间，花费长达数小时的时间坐在电脑屏幕前，是无法取代面对面与人交流的这种人生体验的。
Still, we have to remember that spending hours in front of a screen, typing into cyberspace, is a poor substitute for the full spectrum of experience offered by face-to-face time with another person.
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