The most common methods of oral health care for the elderly 1, to learn to rinse the mouth. The method is: mouth with more than half a mouthful of water, shut up, upper and lower teeth natural contact, drum cheeks and lips, the force of water repeatedly rinse the oral ministries, so that the food retained in the gaps between the teeth and the bacteria adhering to the teeth can be eliminated. Use warm water to rinse your mouth after meals to avoid cold water to stimulate your mouth. You can also use warm tea water, because tea water contains trace fluorine minerals, which has the effect of preventing tooth decay. 2. Brush your teeth carefully and regularly, that is, brush your upper teeth downward, brush your lower teeth upward, and brush both inside and outside. The temperature and humidity in the mouth make the food residue easy to ferment, and the bacteria reproduction ability is strengthened, and a lot of metabolites are produced to damage the teeth. Therefore, brushing your teeth before bedtime can play a half-hearted role in protecting your teeth. 3, to often massage the gums. Massaging the gums can accelerate blood circulation, increase the supply of oxygen and other nutrients to the gum tissue, promote metabolism, and delay gum recession. The method is: use clean fingers to massage directly on the gums, massage with a combination of pressure and rotational movement, repeat 10 to 20 times, the outside and inside of the gums should be massaged. 4, to often knock the teeth. After brushing, the mouth is slightly closed, the upper and lower teeth knocking each other for a sound, the force should not be too much, all the teeth should be knocked. Knocking can promote the jaw joint, facial muscles, gums and periodontal blood circulation, knocking on the teeth exercise the hard and soft tissues around the teeth, and strengthen the teeth. 5, to often swallow Jin. The method is: sitting position is not limited, but the whole body should be relaxed, mouth slightly closed, tongue licking the palate to stimulate the secretion of saliva, when the saliva full mouth, divided into 3 mouth saliva swallowed slowly. Several times a day can be. Swallowing Jin can produce Jin, promote the secretion of saliva and improve digestive function.