White spots on teeth may be caused by enamel underdevelopment, dental caries, dental fluorosis and other factors. 1. Enamel underdevelopment, dental development process, if the enamel underdevelopment may lead to changes in tooth morphology, so there will be white spots on the teeth, mainly in the process of eruption of the teeth by a variety of factors stimulate the symptoms. 2. Dental caries, some patients may have white spots on teeth at the early stage of dental caries, and with the passage of time, the aggravation of dental caries symptoms may produce obvious caries. 3. Dental fluorosis: Due to living in high fluoride areas, teeth become discolored by dental fluorosis. If the white spots on the teeth are more obvious, it is recommended to actively seek medical examination to understand the individual’s physical condition and then treat the symptoms. Normally, you need to maintain good living habits.