Generally speaking, astigmatism in a three-year-old child cannot be recovered. If the degree of astigmatism is relatively small and does not affect vision much, treatment is usually not necessary. If the degree of astigmatism is high, glasses should be worn in time for correction. Astigmatism is generally due to the meridian asymmetry of the cornea of the eye, resulting in dispersion of the light spots formed by the refractive system of the eye, which is still relatively common in clinical practice. Astigmatism in a three-year-old child is mainly caused by congenital causes, and this condition is generally not recoverable. But we should pay attention to the specific degree of astigmatism in time to avoid amblyopia, refractive error and other diseases. If the degree of astigmatism is relatively small and no pathological changes have occurred, it usually does not affect vision and does not require special treatment. If the degree of astigmatism is high, above 150 degrees, and symptoms such as blurred vision occur, especially when combined with hyperopia and myopia, glasses should be worn for correction. Parents are advised to bring their children to the eye hospital for relevant examinations in time, to clarify the situation of astigmatism in their children, and to listen to the advice of professional doctors and take appropriate measures.