What reason is myopia?

summary

Myopia is caused by many factors. With the popularization of modern electronic products, the damage to teenagers' eyesight is increasing. What is the principle? At present, more and more people are short-sighted, especially teenagers. Nearly 90% of teenagers and young people have different eyesight problems. What reason is myopia? Let's talk about it

What reason is myopia?

High myopia may be autosomal recessive inheritance, and autosomal dominant inheritance has also been reported; The medium and low myopia is inherited by multiple factors, and mainly by environmental factors; There are a few X-linked recessive inheritance in pathological myopia.

Besides heredity, myopia is mostly caused by improper use of eyes. Especially close work, such as early joining in close learning computer, piano, calligraphy; Insufficient lighting; Too close reading distance, too long reading time, unclear or too small font and poor posture are all related to the occurrence and development of myopia.

Many children like to play with electronic products, and the high-speed development of myopia in adolescence, vision after the age of 18 tends to be stable. Parents and teachers should encourage children to change the way of playing games, do more outdoor activities, and not indulge in the game machine, computer and TV too much.

matters needing attention

We should educate young people to pay attention to eye hygiene, pay attention to the distance between eyes and books when reading, and have a correct posture. We should not read while lying or walking; After reading and writing for 45 minutes, you should rest for 10 minutes or look into the distance, so that the ciliary muscle can get a proper rest. Check the vision regularly, and check and treat in time in case of vision decline.