For children often have a cold, the main consideration may be related to the following aspects: 1, may be the lack of trace elements; 2, whether the primary immunodeficiency; 3, the child’s current malnutrition, the body’s low physical condition; 4, whether the tonsillitis, chronic paranasal sinusitis, etc.; 5, whether there is congenital softening of the trachea; 6, may be associated with the current living environment pollution and so on, which leads to children Frequent colds. At present, we need to carry out relevant examinations to determine the cause of the disease and active treatment is appropriate. Can be in the usual diet needs to be balanced, try not to pick food and partiality, so as not to cause nutritional inappropriate and the lack of trace elements, at the same time the need for appropriate exercise, enhance physical fitness, as well as wash your hands before meals and after meals, to reduce the chances of being infected by bacteria.