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A number of computer and smartphone applications adjust the computer video color temperature, reducing the amount of blue light emitted by the screen, particularly at night. Dry eye is a symptom that is targeted in the therapy of CVS. The use of over-the-counter artificial-tear solutions can reduce the effects of dry eye in CVS.
The researchers state that this is only true for when reading on an older type computer screen with a low-scanrate. In an additional study done in 2006, Nielsen also discovered that people read Web pages in an F-shaped pattern that consists of two horizontal stripes followed by a vertical stripe. [ 3 ]
The American Optometric Association (AOA) recommends adjusting how a computer is viewed to prevent and treat CVS. According to the American Optometric Association: "Optimally, the computer screen should be 15 to 20 degrees below eye level (about 4 or 5 inches) as measured from the center of the screen and 20-28 inches from the eyes."
Itchy eyes can be harmless and caused by allergies or eye strain, but they could also be the result of a viral infection. Experts explain how to get relief. Staring At A Screen All Day Might Be ...
A digital screen does not radiate harmful energy against human eyes, but staring at the screen for a long time without pauses does increase eye strain. There is no evidence to support the claim that exposure to digital screens contributes to the risk of macular degeneration. [31] [16] [32]
After several hours in front of the computer my eyes began to actually crave sessions with their new relaxation buddy. I tend to use the massager at the end of the day and sometimes even right ...
The experience of eye strain when reading in dim light has given rise to the common misconception that such an activity causes permanent eye damage. [3] When concentrating on a visually intense task, such as continuously focusing on a book or computer monitor, the ciliary muscles and the extraocular muscles are strained. This causes discomfort ...
Redshift is an application that adjusts the computer display's color temperature based upon the time of day. The program is free software , and is intended to reduce eye strain as well as insomnia [ 3 ] (see Sleep#Circadian clock and Phase response curve#Light ).
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