In China, children under two years old are at high risk. The main reason is insufficient intake of vitamin D, which can't satisfy children's growth and development. At the same time, there are few outdoor activities and insufficient sunshine. The existence of racism is closely related to bad lifestyles. Therefore, as long as we publicize the science of children's health care, we can prevent and control racism, systematically manage health care and take comprehensive prevention and control measures. Prevention of racism should begin before and during pregnancy, with emphasis on children under one year old, and should be systematically managed within three years.
"Grasping fast, grasping small, grasping deep external activities: the skin produces vitamin D3 by obtaining ultraviolet rays from the sun, and the body converts vitamin D3 into active vitamin D. Vitamin D helps babies absorb calcium and phosphorus, promotes bone formation, and prevents extortion. The average outdoor activity encouraged should be 1-2 hours/day. In Yongxing County, Chenzhou, many parents complain that their children have become big-headed dolls and have not stopped caressing their heads. The reason is that these children are allergic to ordinary milk powder, and doctors ask them to buy amino acid milk powder.
Parents were cheated by businessmen and bought solid drinks, which led to depravity and extortion. Increase external activities (sunshine). Sunlight is the best way to prevent vitamin D deficiency. Convenient, fast and effective. Of course, China has a vast territory, a vast territory. Special attention should be paid to the great differences between the north and the south, climate, sunshine and outdoor activities in different regions.