How to prevent myopia

summary

The eyes are the windows of the soul. Observation is an important way for us to access information. Therefore, the importance of eyes is self-evident, so the protection of eyes is also extremely important. But nowadays, more and more people are short-sighted because they use their eyes too much. So, how do we protect our eyes?

How to prevent myopia

First: the life span of the eye is an organ that can not run continuously. It also needs rest and maintenance. Just like the parts of a machine, if it is properly protected, its life span will be prolonged. If it is abused, its life span will be shortened.

Second: the habit of using eyes, pay attention to develop good health habits, pay attention to the combination of work and rest, generally speaking, in the continuous use of eyes after an hour should rest about 10 minutes. And it's best to go outdoors, relax your hands, feet and trunk, and take a walk. Overlooking, often do eye exercises, to ensure adequate sleep time. Light should be sufficient to avoid reflection. Sitting posture should be correct, do not stoop, otherwise it is easy to cause excessive tension of ciliary muscles, and then cause myopia. The reading distance should be moderate, and the distance between the book and the eyes should be 30 cm. When watching TV, you should keep six to eight times of the diagonal of the TV picture, not too close.

Third: it is good for eye dietotherapy, and attention should be paid to supplement nutrition. Because the working time in front of the computer screen is too long, the rhodopsin on the retina will be consumed. Eat more carrots, cabbage, bean sprouts, tofu, red dates, oranges, milk, eggs, animal liver, lean meat and other foods to supplement human vitamin A and protein. Tea contains active substances such as tea polyphenols, which can absorb and antagonize radioactive substances. It has a certain protective effect on human cognitive function and genetic genes. Eat less spicy food. Drink green tea every day. The lipopolysaccharide in tea can improve the body's hematopoietic function, enhance the body's immune ability and reduce the effect of radiation. Eat more fresh vegetables and fruits, can prevent corneal dryness, eye dryness, vision loss, and even night blindness and other eye diseases.

matters needing attention

In the computer operation, due to the computer keyboard contact more, should wash hands after work to prevent eye pollution. Pay attention to the correct posture, the operation should be correct and comfortable. The center of the computer screen should be installed on the same horizontal line with the operator's chest, and the distance between the eyes and the screen should be 40-50cm.