Superficial caries is the one with the least progressive course among the caries. The caries is usually divided into superficial caries, medium caries and deep caries, superficial caries only invades the surface of enamel, and does not invade the caries of dentin. Normally, you can’t feel the presence of superficial caries, unless you look in the mirror and see a blackened tooth or feel a small hole on the tooth, in which case it is superficial caries. If you feel that your tooth is uncomfortable, cold, hot, sour or sweet, then it is not superficial caries, it may be medium or deep caries. If the caries develops on the surface of the tooth root, that is, the caries develops on the dentin, if it develops on the junction of dentin and enamel, it may invade the dentin, which is a very special case, the shallow caries that develops on the dentin, the patient is more sensitive to cold, heat, acid and sweet, but this kind of caries is also considered shallow. The treatment effect of superficial caries is very good, so we must carry out oral hygiene check frequently and maintain our oral hygiene, it is better to check your oral cavity once every half year or once a year, so that the professional doctor can help you find out the oral problems and terminate the caries in superficial caries as early as possible.