1, Diet: (1) Eat more foods rich in vitamin C, which can reduce the damage of light and oxygen to the lens of the eye, thus delaying the occurrence of cataracts. Foods containing vitamin C include persimmon pepper, tomato, lemon, kiwi fruit, hawthorn and other fresh vegetables and fruits. (2) Foods rich in vitamin A are closely related to normal vision. If vitamin A is insufficient, the regeneration of rhodopsin is slow and incomplete, and the dark adaptation time is prolonged, which can cause night blindness in severe cases. If vitamin A in the diet continues to be deficient or insufficient, dry eye will appear, and the condition will further develop into corneal softening and corneal ulcer, as well as corneal folds and Pitt spots. The best food sources of vitamin A are various animal livers, cod liver oil, fish eggs and poultry eggs. Vitamin A contained in carrots, spinach, amaranth, alfalfa, red sweet potatoes, pumpkins, green peppers and other vegetables can be converted into vitamin A in the body.
2, tonic: rich in protein, peptides, certain amino acids, such as taurine, nucleic acid, etc.
A health tea, granule or capsule containing Semen Cassiae, Flos Chrysanthemi, Fructus Crataegi and Margarita powder. 3, living habits, anti-fatigue eye drops, planting plants at home, can cultivate sentiment.
As we all know, it is ok to watch less TV and computers.
5, I have my own coup, often shed tears, really, help to discharge toxins, which is a coup for me to often fall asleep and read books, but never be nearsighted.