Astigmatism with overlapping letters and blurred objects, if left untreated, can cause severe headache and vision loss, so correct correction is necessary. It introduces the common illness astigmatism, symptom, cause and prevention method of the modern person, correction method of astigmatism and food which is good to eyes.
Symptoms of astigmatism?
The main symptom of astigmatism is that objects or text appear to be double or blurred. In severe cases of astigmatism, the object may appear distorted at all. In addition, it frequently accompanies headache and eye fatigue.
What are the causes and prevention of astigmatism?
Astigmatism occurs when the curvature of the cornea is irregular and is refracted when the light enters the eye. Astigmatism is often congenital. Therefore, if parents have astigmatism, they need special eye care for their children. In addition to congenital factors, corneal trauma, conjunctiva, lack of sleep, stress, overwork and other causes.
Preventing astigmatism includes not rubbing your eyes often, avoiding exposure to ultraviolet rays, and using excessive smartphones. It is also helpful to prevent astigmatism by moving your eyes vertically and horizontally while keeping your eyes closed every time you take a break.
How to correct astigmatism?
1. Wear glasses or contact lenses for astigmatism
Astigmatism uses a spherical lens, unlike nearsightedness, which uses a spherical lens. Therefore, astigmatism is more expensive when purchasing a contact lens. However, in order to correct astigmatism, it is necessary to constantly wear a corrective lens or glasses. Otherwise, problems such as decreased vision and headache may be caused.
2. Astigmatic correction surgery
Astigmatic correction is a surgical procedure that reduces corneal thickness. Astigmatism patients whose objects appear blurred can see objects clearly after surgery. If the astigmatism is severe, LASIK / LASEK alone can make the vision difficult to be fully restored.
What is good food for the eyes?
1. Recipient
Vitamins A, C, and E are helpful, and ingredients such as lutein, omega-3, and zinc are effective for eye health. The carotene ingredient and the vitamin A-rich lucid is a typical good-looking food. Drinking constantly to the recipient is effective in conjunctivitis, glaucoma, and cataracts. On the other hand, the cleanser has a cold component, which can cause diarrhea if the digestion is not good.
2. Blueberry
Blueberries are vitamins that help astigmatism, including vitamins A, E, and potassium. It can be made with jam or juice, but if you eat raw, the absorption rate of vitamin E is much higher.
3. Gojiji
Vitamin C-rich gugija is effective in improving eye fatigue. In addition, the Lutein ingredient in the gojiji is excellent for preventing vision loss.
4. Carrots
Excellent carrots for night blindness is a representative food of vitamin A. Carrots contain beta-carotene, lutein and lycopene, which is effective for both eyes and stomach health. Beta carotene in carrots is oxidized when it comes in contact with oxygen, so it is best to cut it just before cooking.
5. Oysters
Yeasts and selenium-rich oysters are effective in preventing cataracts. It also slows the deterioration of vision caused by aging. Therefore, it is better to consume enough zinc through the oysters for older people who are worried about presbyopia.
