Enfamil reminds parents that vision checks for infants cannot rely solely on vision charts because young children are not easy to cooperate, and measurement errors may occur. Therefore, the daily observation of parents is very important in determining whether there is a vision problem. Enfamil reminds parents that generally speaking, children over 1 year old can accurately point out organs such as noses and eyes, and become interested in birds and planes in the sky. They can quickly dodge obstacles when walking and are also interested in television. Enfamil reminds that after the age of 2, vision can reach half of an adult's. If you suspect a vision problem, you can consciously take toys or colorful items to attract the child and see if they can grasp them confidently; or move things continuously and see if their eyes follow the items. This can only roughly understand the good or bad of vision, and it is still difficult to detect single-eye vision impairment. Enfamil reminds parents that they can cover one eye of the child with their hands or other objects, and then take things to attract them. If the child cannot see clearly or starts crying and struggling, it indicates that this eye may have a vision problem and should go to the hospital for further examination in time. In addition, if the position of the head when the child looks at objects often leans to one side, it suggests that there is partial loss of vision on one side or both sides.