What causes cataract

summary

Cataract occurs in the elderly, the main performance is the loss of vision, can not see things clearly. Many patients do not know why and are difficult to treat. Let me talk about the causes of cataract.

What causes cataract

Reason 1: the majority of cataract in the elderly, but the reasons are not the same. The most common reason is that aging leads to physical decline, but it is not the only reason. Some diseases such as diabetes lead to endocrine disorders, often complicated with cataract, eye trauma can also lead to.

Reason 2: many eye inflammatory diseases and retinal detachment may lead to cataract, in addition, many children will also have cataract, which is a congenital family inheritance.

Reason 3: long term exposure to ultraviolet rays from the sun can also lead to cataract. Try to avoid strong ultraviolet rays. Do not look directly at the sun. The longer the exposure time, the higher the probability of suffering from cataract. Often in the environment of hypoxia, the sodium and calcium in the lens will increase, the potassium and vitamin C will decrease correspondingly, and the lactic acid will increase, which will promote the formation of cataract.

matters needing attention

Should match reasonable food will reduce the risk of endocrine disorders, avoid ultraviolet radiation, such as in the summer as far as possible to go out or sunshade, pay attention to diet, prevent the reduction of calcium and potassium and other substances.