There are many reasons for myopia, the most common is that too much at short range, excessive fatigue, and then more indoor activities, less outdoor activities, resulting in the eyes do not have the opportunity to adjust the distance. Of course, heredity and one’s own constitution are also factors.
What is the typical symptom of myopia?
The typical symptom of myopia is blurred vision. Especially for distant objects, as long as the objects a little farther away will not be able to see clearly, close to can see clearly. This is generally called myopia. It is also easy to see the situation of visual fatigue, so it should be adjusted in time.