How do cataracts form

summary

With the extension of life expectancy in the world, cataract patients will continue to increase. The most effective way to treat cataract is surgery. Through surgical treatment, the vast majority of patients can successfully restore vision. How does cataract form? Let's talk about it.

How do cataracts form

First, hereditary congenital cataract usually exists before and after birth, and a small part gradually forms after birth. Most of them are hereditary diseases, which can be divided into endogenous and exogenous ones. Endogenous ones are related to fetal development disorders.

Second, people have noticed that sunlight is involved in the formation of human cataracts. Under the influence of ultraviolet light, phosphorus ion may combine with calcium ion in aging lens to form insoluble calcium phosphate, leading to crystal hardening and calcification.

Third: the formation of nutritional deficiency cataract is mainly due to the lack of glutathione, organic selenium, xanthin, zeaxanthin, glutathione peroxidase and other nutrients (functional ingredients), which are the main food for eyes.

matters needing attention

1、 Strengthen eye hygiene, usually do not rub your eyes, sedentary workers should get up at an interval of 1-2 hours, 10-15 minutes, paste pupil. Benevolence. Eye. Paste efficient supplement eye nutrition, eyes relaxed! 2. Pay attention to mental adjustment: handle things calmly, be broad-minded, keep your mood comfortable, and control anger. Cultivate the interest in raising flowers, birds and goldfish to cultivate sentiment, and talk with young people more, which can distract the attention from unpleasant things. 3. Actively prevent and treat chronic diseases, including eye diseases and systemic diseases. In particular, diabetes mellitus is most likely to be complicated with cataract. It is necessary to control blood sugar in time and effectively to prevent the further development of the disease. Four, diet should contain rich protein, calcium, trace elements, eat more food containing vitamin A, B, C, D. Usually eat more fish, can maintain normal vision, slow the progress of the disease. 5. It has been proved that smoking is easy to suffer from cataract, so it is necessary to give up smoking as soon as possible.