Prevention of oral diseases, self-care dental methods are varied, now introduce several easy to implement, the effect of better health care methods. Knock on the teeth method: first meditate on the concentration, slightly closed mouth, and then the upper and lower teeth gently knock on each other dozens of times, all the teeth should be in contact, the force should not be too much to prevent biting the tongue. Frequent knocking can enhance the solidity of teeth, not easy to loosen and fall off, so that the chewing force is strengthened, and promote digestive function. Drum rinse method: bite teeth, mouth such as things, with two cheeks and tongue to do the action, repeated dozens of times, rinse mouth when the mouth more saliva, and so saliva full mouth, and then divided into several times slowly down the throat, at first may not be more fluid, long natural increase. Drum gargle is mainly to make more fluid in the mouth to help digestion and can clean the mouth, exercise around the muscles, two cheeks full. The method of transporting tongue: use the tongue in the mouth, outside the teeth, left and right, up and down to turn back and forth until the increase when the drum gargle more than ten times divided into one or several mouth swallow. Tongue movement is effective for the prevention and treatment of age-related oral mucosal disease and tongue atrophy, stimulates increased salivary secretion, nourishes the stomach and intestines, helps the spleen and stomach function, and prevents bitterness and bad breath. Gum massage method: requires periodontal scaling first. One is carried out when brushing teeth, the brush bristles outside 45 degrees pressed on the gums, gum pressure temporary ischemia, when the brush bristles relaxed local blood vessel expansion congestion, repeated several times, so that blood circulation improved, enhance resistance. Another is to use the index finger for gum massage, after rinsing the mouth will be clean right index finger on the gingival mucosa, from the root to the crown of the teeth for the up and down and along the gum level for the front and back direction of the kneading, in turn, massage the upper and lower, left and right inner and outer gums for about a few minutes. By massaging the gums, the blood circulation of the gum tissue is increased. It helps the metabolism of tissues, improves the resistance of periodontal tissues to external damage, and reduces the occurrence of periodontal diseases.