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If the office workers who spend a lot time in front of the computer at the work time and careless about the eye protection, it will easily make the eyes tired, and it will have influences on the whole body and causing the computer tired syndrome. We should consider how we place the computer, adjust the table and chair as well as the way we sit, apart from improving the computer screen and adopting self-health care methods of all kinds.How to
The optimal distance of computer operation should be maintained at 50 cm -60 cm, if screen size is larger, you can pull distance longer appropriately to 70cm. Be vulnerable to radiation damage with too close distance, but also easily lead to myopia or to deepen myopia; while the distance is too far, need to be able to stretch shoulder to touch the mouse, which can cause sore shoulder muscles for a long time. We'd better place the computer, from the top of the screen, below the horizontal line of sight to 30 degrees with the screen tilted upward 10 degrees. By doing so, we could reduce the exposed area of our cornea and the possibilities to cause xerophthalmia; we could also ease the muscles tension and reduce the chance of cervical spondylosis.What Kate Beckinsale Wearing? !
Seat height should preferably be a natural bent knee to 90 degrees or slightly forward, feet placed flat on the ground is suitable. The table & chair is over high and you overhang the shank. It causes oppress the blood circulation. The table&chair is over low and you coil shank. It causes oppress the abdominal organ and affects the gastrointestinal function. The back of the chair should be inclined toward the front to make the spine straight. Long time of bending waist would press the inside organs and cause the humpback in early age.Why Women all Love ed hardy ? God Knows!
Suggest that you should best sit in the face of the screen, do not make the computer oblique side, or a long time it will make the adjustments imbalance of two eyes. Not only that, but also cause neck, waist, shoulder, wrist bending and fatigue too. Attention should also be paid to the surrounding environment, well-ventilated, light and humidity, which should keep moderate and reasonable. Certain room should be left at the back of the computer. During the time of watching the computer, there will be expanding space for sight.Hottest, Newest, Latest: reading glasses
Using the computer of you should pay attention to the four computer radiation damages as following:
The computer radiation would impair circulatory system, immune
system, reproductive system and metabolic function, and, when it is
serious, induce serious cancer to further speed up the spread of
the cancer cells.
2. The major performances that affect the human's reproductive
system are the poor quality of male germ cell, the female's natural
abortion, the fetal anomaly and so on.
3. Affect on the heart vessel system appears as palpitation,
insomnia, the disorder of period for some women, over slow heart
beat, the drop of blood amount of heart beat, sinus irregularity,
the less of white cells and the decline of the immune system and so
on.
4, It has adverse effects on people's visual system. Excessive
electromagnetic radiation pollution will impact on the visual
system because eyes belong to sensitive organs of the human body to
the electromagnetic radiation.
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