In summary, we should not be using the computer for too long because it will allow us to have a healthy body eye should be bad business and every 15-20 minutes and adjust the brightness the screen appropriately. Not too strong may choose to use film filters the light screen to reduce glare reflected to your eyes. Do not use the computer in the bedroom dark or there is insufficient lighting should be spaced on the screen and by about 18-24 inches and should be put on screen to fit the page. Do not paste the screen is too low or too high. Changes to do great things for you, and you certainly won't regret it later in life.
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