Map tongue is a common disease in infancy and early childhood, generally asymptomatic, the tongue will feel a little numb only when eating irritating food, some can appear mild painful itchy feeling, or sensitive to irritating food, these symptoms can be up to several years, with the age of the self can subside. It is mostly due to poor digestion, nutritional deficiencies and poor health and other factors, so what are the major dangers of map tongue? What are the major hazards of map tongue? 1, immunity decline map tongue is often low immunity, or zinc deficiency caused by. Zinc is a strong immune regulator that ensures thymus development, normal differentiation of T-lymphocytes, and promotes cellular immune function. Children with map tongue usually have poor immunity, colds and flu, pneumonia often patronize, and sometimes low fever; in addition, weakened, usually easily fatigued, night sweats, dry stools, only once in two or three days, although the face is somewhat pale, but the lips are very red, like lipstick. 2, the spleen and stomach dysfunction map tongue will also cause the affected child spleen and stomach dysfunction, with spleen weakness and stomach weakness, poor digestion and absorption performance, such as physical weakness, yellow face, poor appetite, picky eating, partiality is very obvious, generally reduced food, no hunger, do not take the initiative to eat; gastrointestinal discomfort often, a little careless diet will cause abdominal distension and abdominal pain, due to poor digestion and absorption resulting in a lack of nutrients, some will also have anemia. The physical strength and endurance are reduced, and the body will be full of sweat when moving during the day. The treatment of map tongue for children with map tongue is to improve immunity, to ensure that the diet is nutritious, to prevent anorexia and lead to gastrointestinal disorders and malnutrition, usually eat more zinc-containing foods, such as animal offal, lean meat, poultry, fish, etc., can also be appropriate to take safe, well-absorbed zinc supplements; in addition, pay attention to oral hygiene, brush teeth with a soft-bristled toothbrush, avoid excessive fatigue, to ensure adequate rest.