Sore teeth may be caused by physiological factors such as emotional tension, hot and cold stimulation; it may also be caused by pathological factors such as dental caries and tooth injury, according to the cause of the disease, general treatment, root canal treatment, fillings and so on. 1. Physiological factors: For example, when you are too emotionally stressed or subjected to hot and cold stimuli, it may lead to toothache. When the mood is improved, and correct the bad habits, can effectively relieve tooth soreness, if the degree of sensitivity is more serious, Dresses with desensitizing toothpaste brush or use fluoride toothpaste brush. 2. Dental caries: with a love of sweets, now need to improve bad eating habits, and adhere to morning and evening brushing. If the caries is more serious, you can do the resin filling repair in time, if the caries hole is deeper, you need to do the cushion first. 3. Tooth damage: For example, improper brushing or grinding of teeth can easily lead to the destruction of tooth enamel, resulting in irritation and soreness, such as wedge-shaped chipping of teeth. If the damage is mild, the symptoms can be improved by filling restoration. If the pulp has been injured, then consider root canal treatment. It is recommended to seek medical examination and treatment for dental problems in a timely manner.