With the development of television technology and the Internet, the myopia rate among children today is getting higher and higher. In general, more than half of ten children wear glasses. This cannot be blamed entirely on the development of TV boxes and the Internet. In fact, the main reason for children's myopia is that they do not pay attention to protecting their eyes, overuse their eyes every day, or are in a certain state for a long time, which leads to their myopia. There are many types of myopia, including pseudomyopia and true myopia. In addition, polarization and astigmatism also fall into the category of myopia. Let me introduce astigmatism and explain the questions that many parents and children have: Can astigmatism be cured? Astigmatism is an abnormal refractive condition of the eye, which is related to the curvature of the cornea. Human eyes are not perfect. Some people's corneas are curved in some angle areas and flatter in other angle areas. The cause of astigmatism is that the uneven thickness or curvature of the cornea makes the refractive rates of the corneal meridians inconsistent, so that the light passing through these meridians cannot be focused on the same focus. In this way, the light cannot be accurately focused on the retina to form a clear image of the object. This situation is called astigmatism. Regular astigmatism is mostly caused by congenital abnormal changes in the cornea, and lens astigmatism may also exist. There are also some acquired causes of astigmatism, such as styes or milia on the eyelids, and long-term poor eye posture (such as frequent squinting, rubbing eyes, reading while lying down, etc.). The pressure of the eyelids on the cornea will also change the curvature of the cornea, causing astigmatism and increasing the degree of astigmatism. In addition, some eye surgeries (such as cataract and corneal surgery) may also change the degree and axis of astigmatism. Irregular astigmatism is mainly caused by the unevenness of the corneal refractive surface, such as corneal ulcers, scars, keratoconus, pterygium, etc. Contemporary medical research shows that astigmatism can be treated through correction or surgery. If you are not comfortable wearing glasses, you can correct them through surgery, which can achieve very good results. Don’t be afraid of myopia and astigmatism. Go to the hospital for examination in time. After the condition is confirmed, follow the doctor’s instructions for treatment. In addition to active treatment, patients with astigmatism should also pay attention to protecting their eyesight. Do not stare at one place for a long time, and do not use your eyes for a long time. You can look out the window or into the distance every once in a while, or look at green pictures more often. This will help the recovery of astigmatism. |
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