A survey shows that ninety percent people have eye problem who work for more than three hours in front of the computer every day, the symptoms are eye dry, headaches, irritability, fatigue, difficulty with concentrating. This computer vision syndrome is typical xeroma. Medical experts believe it is a relatively new form of the disease. Almost more than half of computer users more or less have the similar symptoms in the past or frequently.
Eye experts believe that the main symptoms of computer vision syndrome is eye hot, eye dry, eye astringent, eye congestive when look at the screen. It also has the symptoms of abnormal sensitivity to light, hard opening eyes, eye pain and other condition when it is serious. But the patient doesn’t pay attention to it at the beginning of symptoms and is used to these symptoms later. Do not have the idea that everyone is eye dry and everyone is eye tired who has the computer so that delaying the treatment and increasing the risk of structural problems such as imbalance of tear secretion.
Some patients become severe sensitivity to light and need to wear dark glasses in order to feel more comfortable when looking at objects even in the indoor environment. u had better not to over-use eyes when having the symptoms such as eye dry and eye tired singularly, when looking at the screen. The doctor advises that giving the eyes a rest for one week and paying more attention to the main points of computer health when looking at the screen and having the adequate rest, this disease can be cured without medicine.
It may lead to the structural problems of the vision health such as the performance of reducing of the tear secretion and the lacking of the balance of the tear composition if delaying treatment for several months, and it needs to go to the hospital with drug treatment for a long-term. Medical experts believe that we have to use medicines to supply the shortage of water, fat and protein when the problem has been involved in the structural problem of tear secretion.
It is need to note that you should not indiscriminate use eye drops when having the symptoms of eye dry. And perhaps the eye drops would increase the disease, because some eye drops has the composition of antiseptic. So you must be to the hospital for treatment and follow the doctor’s medication recommendations. In addition, the oral drug such as fish oil pills can effectively enhance the degree of eye moisture, and many of the patients are improving after taking the medicine. Do not put the computer in the window to avoid the reflected light which is form the overhead causing the computer screen not clearly. The top height of the computer screen should be slightly lower than the apparent horizon of the eye, and the most ideal placing location is the place where the computer center of the screen should be lower than the apparent horizon of the eye about 20 degrees.
The distance between the screen of the computer and the eye is 60 centimeters. Frequently blinking so as to increase tear secretion and moisten the eye. Putting the reference documents which will be used on the bracket beside the computer so that you do not need to turn round the neck and head and you do not need to adjust the focal length of eye frequently. You should have a break of 10 to 15 minutes at intervals of 1 hour when gazing at a computer screen, and please close the eyes to achieve a absolute rest if you can.