Chinese medicine theory believes that the tongue and many internal organs are directly or indirectly linked to each other through the circulation of meridians and tendons. Tongue and internal organs, blood, fluid have a close connection, so the body’s internal organs of the virtual reality, the blood of the fullness and weakness of the fluid, the surplus and deficit, the evil and the long, the condition of the smooth reversal of the tongue can be reflected in the changes. So what is the matter with the child’s yellow tongue? Healthy children’s tongue color light red moist, white in red. Tongue moss is a layer of moss and dirt spread on top of the tongue. Normal tongue moss is produced by the spleen and stomach qi upward smoky, gastric Jin up tide, cohesion in the tongue surface and born. Yellow moss is the main symptom of internal heat. The presence of different degrees of yellow tongue moss indicates the presence of heat in the body, and in serious cases, a variety of diseases. The more yellow the color of the tongue moss, the heavier the heat in the body, light yellow is slightly hot, dark yellow tongue moss is a serious internal heat situation. Thin yellow tongue coating and dry, then the internal heat, fluid damage. Moss yellow, dry and prickly, tongue cracks, for the internal heat is very strong, fluid injury, internal organs heat. Yellow, thick and greasy tongue coating, mostly phlegm heat, food accumulation or dampness-heat internalization. Tongue yellow slippery and moist, for the performance of Yang deficiency. If the child does not have other uncomfortable symptoms, suggesting that it is not serious, you can adjust the daily diet, eat more light and easy to digest food, eat less fried, spicy food. If there are other symptoms, it is recommended to consult a doctor. Children’s spleen and stomach function is not perfect, yellow tongue is mostly cold, food accumulation, indigestion, can be adjusted through diet, if necessary, under the guidance of a physician to use medication.