A Boston, Massachusetts group of researchers at Brigham and Women’s Hospital did a study on the effects of reading on a tablet before bedtime versus reading a printed book before bed. Most screens are backlit with blue light, which can interfere with your sleep cycle. Viewing computer screens for hours can affect more than your eyes. Computer Screens, Your Eyes, and Your Sleep Habits While computer vision syndrome may be unpleasant, if you take some time off from the computer, your eyes will get the rest they need and start feeling better again. However, rest assured that you are probably not doing your eyes permanent damage. All of that staring can dry out your eyes, which contributes to the irritation. Usually we blink around 15 to 20 times per minute, but when reading a screen, we often blink only half that amount. The glare, flickers, and screen contrast on a computer screen require even more from your vision.Īdditionally, when using computers, many people forget to blink. Just reading from a page for a long time can be hard for your eyes, with all the eye movement and close-up focus the task requires, and computers make the problem worse. Like carpal tunnel syndrome, the condition is caused by repetitive use: your eyes work hard to keep reading on a computer screen, and they get tired. These symptoms are often called computer vision syndrome. None of these symptoms are fun, and if they’re severe enough, the quality of your work may suffer. You’re not alone-at least 50 percent of those who work in front of a computer report eye issues, but the number may be closer to 90 percent. If your work involves heavy computer use, you may notice eye trouble. You’ll learn how screens affect your vision and your health and what you can do about it. If you’d like to know more about the relationship between your eyes and your computer, keep reading.
You may worry that you’re permanently damaging your eyes, or you might wonder what you can do to deal with the discomfort. Staring at a screen for hours at a time can take a toll on your sight. If you work in front of a computer all day, you may notice that your eyes get tired, dry, or itchy.
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