Studies have found that prolonged screen use weakens your visual functions and can cause eye strain.

研究发现，长间使用屏会削弱你的视觉功能，并可能导致眼睛疲劳。

The tip is to have the monitor close enough about arm's length so you're able to read without having to strain your eyes or to bend forward and adjust your posture.

诀窍在于要靠得够近，约一条手臂的距离，这样看，眼睛才不会太疲劳，或是需要往前倾和变换姿势。

If you're interested in learning more about the best practices for keeping your eyes safe and unstrained while browsing the web, check out the American Optometrists Association website.

如果你有兴趣了解更多关于在浏览网页保持眼睛安全和不疲劳的最佳做法，请查看美国验光师协会的网站。

And the blue light from screens causes eye strain and disrupts circadian rhythms.

屏发出的蓝光会造成眼睛疲劳，扰乱了昼夜节律。

Her eyes were so tired she was poring over the tiny print of Olde and Forgotten Bewitchments and Charmes with her nose about an inch from the page.

她的眼睛太疲劳了，不得不凑得很近，鼻子离书页只差一寸，才能看清《被遗忘的古老魔法和咒语》上细密的小字。

When we talked about how rubbing your eyes could be a sign of being tired, but it could also be a sign of discomfort about a topic.

当我们谈到揉眼睛可能是疲劳的迹象，但也可能是一个话题让你感到不适的信号。

And lastly, he suggests looking at the page directly so don't look at the page on an angle or slanted because this can cause eye strain.

最后，把你的书竖起来读，所以看书不要有角度，也不要斜着看书，因为这会导致眼睛疲劳。

Under normal circumstances, humans blink around 18 times per minute, but when staring at a screen, this rate decreases drastically causing sore and tired eyes.

在正常情况下，人类每分钟眨眼的次数大约是18下，但是当我们的眼睛长间盯着屏的候，眨眼的频率就会大幅减少，因此会造成眼睛酸涩疲劳。

The good news is that there are some simple solutions to prevent eye strain and irritation, and preserve your eye health overall.

好消息是，一些做法可以预防眼睛疲劳和炎症，保护眼睛健康。

If you study better in the evenings, make sure you have a good lamp so that your eyes don't get tired.

如果你晚上学习效果更好，要么要确保你有一盏好的灯，这样你的眼睛就不会疲劳。

Moreover, our eyes can get tired easily when we read e-books on the screen for a long time.

除此之外，盯着屏长间阅读电子书后，我们的眼睛容易疲劳。

There was no evidence that using the blue light blockers helped with eye strain with computer use.

没有证据表明使用蓝光阻滞剂有助于电脑使用的眼睛疲劳。

But over–strained eyes caused pen and ink to be laid aside for a bold attempt at poker–sketching.

但这样做使眼睛过度疲劳，因此没过多久便搁下了钢笔和墨水，转而大胆地搞起烙画来。

It can cause eyestrain, headaches, blurred vision, double vision, dryness, and neck, back and shoulder pain.

它会引起眼睛疲劳、头痛、视力模糊、复视、干涩以及颈部、背部和肩部疼痛。

But even modern televisions cause a strain on your eyes.

如今的电视也会造成眼睛疲劳。

And when we use the computer or look at our phones, we need to make sure we take breaks because our eyes can get tired and they need to rest.

当我们使用电脑或看手机，需要确保适休息， 因为眼睛会感到疲劳， 它们需要恢复。

Most of the eye strain occurs because of glare so you can get an anti-glare cover for your screen and that can help.

大多数眼睛疲劳是因为眩光而发生的，所以你可以为你的屏买一个防眩光罩，这会有所帮助。

A decreased blink rate accompanied with an increase in the surface area of the exposed eye, commonly associated with looking at a screen, can lead to dry eye and fatigue.

眨眼频率的降低伴随着暴露的眼睛表面积的增加，它通常与看屏有关，会导致眼睛干涩和疲劳。

It was a great marketing tool but a big research study came out that showed no benefit for eye strain using the blue light blockers.

这是一个很好的营销工具，但是一项大型研究表明，使用蓝光阻滞剂对眼睛疲劳没有好处。

Because digital screens are often brighter than printed text with less contrast and more light, your eyes have to work harder and thus are susceptible to fatigue and strain.

由于屏通常比印刷文本更亮，对比度更低，亮度更高，所以你的眼睛必须更加努力的工作，因此眼睛容易疲劳和紧张。