2. Trace element examination is very important for children after half a year old, and it should be checked once a year. The doctor will test according to whether the baby is picky about food, partial eclipse, repeated illness, congenital deficiency and so on. 80% of children whose zinc, calcium and magnesium levels are lower than the normal level 1/2 have severe developmental retardation. Calcium and magnesium are also essential trace elements, which complement each other and promote development. Calcium deficiency and hypercalcemia will affect growth and development, and even cause diseases.
Parents should also pay attention to check the growth and development of their children, and whether bad habits are related to their health. At the same time, we should pay attention to moderate nutrition supplement to avoid obesity caused by overnutrition. Can pass the evaluation of children's obesity constitution.