Tips for computer users 
      
Millions of mothers complain about the head and visual impairment due to sit in front of the permanent screen computer. Of course, the greatest complaint with the students because they devote more time than others to read and write in front of the silver screen in preparation for exams or vacations and others.

So called Professor Manfred Betz, Chairman of ophthalmology clinic in a hospital in Berlin Cpripugn them to do certain sports special eye exercises, such as looking away into the sky from time to time to lose heart impact on the strength of their computer. Although there are no statistics on the relationship of German computer and reading short-sighted, but the pizza quoted a study saying that 70% of Indians working in front of computer screens in Singapore suffer from myopia. No cites short-sighted mother in India, where more than accounted for 10%. It mentioned a pizza in his study that prolonged sitting in front of a computer screen cause myopia, especially those who have a genetic readiness to hit. This applies also to suffer from myopia in advance.
  And methods of prevention of "short-sighted computer," addicts are advised to "develop a computer located 70 cm between eyes and screen, and zoom in default screen and write letters significant. Well advised to close the student-kind for the two minutes between Onah and again, and it should be noted that the eye partly because of the drought-affected organs Conditioners and electric dust and volatile atoms ink printing devices, and also indicates that the selection of modern pop does not release radiation such as flat screens, and very important in preserving the strength of the eyes.
This does not apply to adults but also children who spend long periods in front of computer screens in the game, who are mostly infected convulsions eye muscles responsible for the accuracy of consideration, it is necessary here to prevent them from playing on the computer for three days so that they can return to their eyes Normal.
In another study divides doctors negative effects of computer users post different ways Some divided into two main sections, is far-reaching implications and divides them from the effects of psychological and physical effects and social effects, but the division is a mixture of modern this and that, where there:
First: physical and psychological effects of short-range and include tension and stress the eye muscles and begin burning feeling in the eye and anxiety, focus and weakness in the case of a repetition of pornographic sites to increase lead to sexual excitement, and then sexual repression or the emergence of security problems and social .
Second: physical and psychological effects of long-term take any longer to emerge, including muscle pain, arthritis and spinal pain, for example, neck and lower back and wrist pain can also result in the emergence of a state of insomnia and psychological separation from the real world and live Central delusions, particularly those relations fantastic habit of dialogue forums can also lead to an increase in weight due to lack of movement with dining and high-calorie drinks and of course do not forget to mention the risk of radiation from the telescope and also Tathiralamjalat magnetism caused by electrical circuits And commerce.
To avoid all these problems, we recommend using the following tips to the extent possible to preserve our health to avoid eye strain ...
First: the high screen
Advised that the higher the screen so that the appropriate level of consideration and the ideal is that the rise is your on-screen (straight line) to a point situated at a distance of 5 to 7 centimeters under the upper limits of the screen also advised acquisition screen size of 15 inches at least, are advised to develop Screen at an appropriate place within the office or room so less repercussions of background lighting or windows.
Second: stare at the screen
Advised to take a rest every 15 minutes, given the far point in the room for half a minute or through a window or turn a blind eye and among the other to avoid drought.
Mother and avoid spine and joints
First: to avoid neck pain and lower back
Advised to sit on a chair suitable for the longest and prefer to have a datum of the head and back and you should sit properly so that the head and neck and the whole backbone in a straight.
Second: to avoid joint pain
Most affected joints to sit in a computer and is considered hip and knee joint arthritis of the most vulnerable sitting in front of a computer and therefore advised to follow the right way is to sit and sit down to form the joints angle list is also influenced by your manner that entrenches much mouse and keyboard and you have to preserve your hands Straight as possible while printing on the keyboard Aosthaddam mouse while preserving the annex to be closer to your body and be 90 degree angle between Brachium and forearm.
Avoid the impact of radiation emanating from the computer:
There radiation issued by computer ultraviolet radiation, as well as waves Almikroev and this radiation intensity and in small quantity, but continuous exposure may cause them problems in the future and how best to minimize the effects of the future is to stay away from the screen distance of not less than 50 centimeters and the use of screen Standards are good so that less radiation issued preferred use of screens and liquid crystal screens instead of working on technical pipeline landing pad and is known as the cathode tube and a last note in this regard and that radiation was issued in all directions and then you move away from the screen from all directions And we note the many Internet cafes and corporate offices sit in front of a computer user and head directly behind the screen of his colleague and of course this leads to the wrong practice of double exposure to radiation because that user will be exposed to radiation emanating from the screen and also a fellow of the screen.