With the advancement of new technologies, the human being in general, whether for business or leisure, often spend many hours on the computer r. This can lead to some problems in view, besides other things, such as backaches and headaches.
But let's focus on vision and how to prevent this will suffer. Starting the monitor away about 60 centimeters and correct the brightness and contrast so that they are appropriate in light concorde you have in the room.
And if the computer in question, you should try increasing the refresh rate of the screen in about 70 or 75 Hz, as this will significantly reduce eyestrain. You should also rest your eyes for five minutes for each hour of reading.
It is also advisable from time to time, look for a few seconds, something that's slightly off and certainly not hesitate to enlarge the text font, if that way unless you have to force the view.
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