In modern society, the computer has become a tool for people's lives and work, but the computer is increasingly becoming a "double-edged sword": it is convenient, fast, and quietly It is dangerous to people's health, causing human vision, joint injury, radiation damage, head and shoulder pain. According to the survey, it is more than 83% of the human fatigue in the commonly used computer, 63.9% of the abetlaneous and low pain, and the headache and loss of appetite account for 56.1% and 54.4%, and there will be self-discipline disorders, depression, arteriosclerosis Psychiatric, etc.
Director Zhang Xinli, director of the Trial Hospital of the People's Liberation Army, pointed out that "computer disease" is mainly related to people in front of the computer, using methods, and long short use. Therefore, it is very important to do a good job in the use of computers for long-term use.
First, sitting correctly. Take the natural end position as much as possible when operating the computer, sit in the back, and keep the neck straight. The two shoulders are naturally sagged, the upper arm is close to the body, and the elbow is bent into 90 degrees, operate the keyboard or the mouse, and the wrist is kept horizontally.
Second, the highness of the computer is suitable. Install the center of the computer screen on the same horizontal line with the operator's chest, it is best to use a chair that can be adjusted. There should be enough space to reach the feet, the knee is naturally bent into 90 degrees, and maintains his feet, do not cross your feet, so as not to affect the blood circulation.
Third, keep your proper distance with the screen. The distance between the eye and the computer screen should be 40-50 cm to make the double eye flat or mild down the fluorescent screen, which can make the neck muscles and reduce the area exposed to the air to the lowest.
Fourth, work and rest. Avoid continuous operation of computers for a long time, it is best to take a break in 30 minutes, you can go outdoors, or look at the sky, or to look at the distance, or take a 10- to 20 times rt neck and buzzing exercises.
5. Keep the skin clean. There is a large amount of static electricity on the surface of the computer, and the accumulated dust can be reflected to the face and hand of the skin, and the time is long, and the rash, pigmentation, severe people will even cause skin lesions. In order to reduce radiation, the office should be kept dry, so that those harmful substances are discharged as soon as possible, put a basin under the computer desk or put a pot of flowers can also reduce radiation, and painless faces can prevent radiation waves from stimulation of the skin.
Sixth, reasonable meals. Eat more carrots, cabbage, bean sprouts, tofu, red dates, oranges, and milk, eggs, animal liver, lean meat and other foods, eat less fatty and spicy food to supplement vitamin A and proteins in the human body. It can usually drink some tea, and tea containing active substances such as tea polyphenol, which is advantageous for absorption and resistance radioactive substances.
Don't forget, after using the computer, you must wash your hands. Many bacteria and viruses are attached to the keyboard, and it will also bring harm.
