Map tongue is self-limiting, but will recur, self healing time is usually about 2-3 years, but need to be different from person to person. Map tongue is a kind of chronic lingual inflammation that occurs in the superficial layer of the tongue mucosa, the etiology of which is not clear, and it is generally believed to be related to heredity, constitution, and inflammation, and there is no specific medicine to treat it clinically. Map tongue can last for days or even weeks without change, or it can disappear or change site and shape, recurring in a new location. In general, the disease is common in children, many children with the growth of age can naturally subside, but there are a few until adulthood can not be self-cured, some can be accompanied by lifelong. During the course of the disease, patients need to pay attention to oral hygiene and maintain a clean mouth. If the tingling sensation is severe, it is recommended to rinse the mouth with 2% sodium bicarbonate solution. In addition, daily life should also maintain balanced nutrition, not picky about food, eat more vegetables and fruits, appropriate exercise, relaxation and improve their immunity.