To use the eyes improperly for a long time, such as looking at things in a close distance, high intension, flash, high or low brightness, and excessive use of eyes, could greatly cause eye tiredness. Then the eye vision becomes unclear, and eyes turn swollen and dry and even are full of tears with soreness. Moreover, it will develop into headache, dizziness, nausea, upset, tiredness and other uncomfortable feelings around the whole body.
The causes of eye tiredness
Eye tiredness could be described as a package of tiredness syndrome. Generally speaking, the causes could be classified into three types:
1. The environmental factors: the week illumination or over strong one, the uneven and unstable light sources, the tiny observing objects. All these factors could bring burden to the eyes and result in eye tiredness. In the daily life, after the long-time observation and operation of computers, TVs, and game players, the flashing screen should be the particularly important reason for the occurrence of eye tiredness.
2. The body’s factors: when the body is week, tired, or in the special period, for example, menopause and duration of pregnancy, and gets certain diseases, such as high blood pressure and anemia, it may lead to the short ability of adjustment, which is easy to cause eye tiredness.
3. The eyes’ factors: the eyes themselves have certain problems, such as myopia, farsightedness, and astigmatism. All in all, it could cause eye fatigue. If you have myopia but you do not want to wear a pair of eyeglasses, it also gains burden for the eyes. Therefore, it is wise to buy a pair of eyeglasses. You’d better to buy them online, and maybe glassesshop.com is a good starter.
The group suffering from eye tiredness
Eye tiredness may result in the worsening of myopia. You may see double objects and could not focus your attention, so that your working or studying efficiency will be greatly influenced. The group who always keep their eyes focus within 5 m is the main sufferers of eye tiredness, such as students, word processors, office workers, and IT practitioners.
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