When periodontal disease occurs, the gums will swell, the teeth will become loose, and the chewing ability will be significantly reduced, which will eventually lead to the loss of the teeth. Therefore, everyone should pay attention to the prevention of periodontal disease, and do a good job in the small details of life. What can be done to prevent periodontal disease? 1. Keep the mouth clean and hygienic There are many kinds of bacteria in the mouth, and new plaque will form after 6 hours of brushing. It is also recommended to brush your teeth within 3 minutes of eating to avoid food residues remaining in the mouth, and to develop a good habit of brushing your teeth in the morning and evening, especially before going to bed. When brushing the upper teeth, let the bristles brush down along the direction of the teeth. When brushing the lower teeth, brush slowly from the bottom to the top, not directly horizontally, otherwise it will cause the gums to shrink. 2. Exercise more in the oral cavity. You can usually eat more food with crude fiber, which can solve the problem transparently, thereby stimulating the secretion of saliva, flushing the dirt in the mouth, and has the effect of self-cleaning teeth, and also emphasizes the periodontal tissue. Try to let the cultivator chew on both sides in turn, otherwise it will cause gum recession and asymmetry on both sides of the face. You can also clean your hands and use the index finger of your right hand to massage the gums for three minutes each time, which can normalize the local blood circulation and enhance the metabolism of the periodontal tissue. 3. To take good care of the teeth People over the age of 40 should have regular oral examinations to see if the fillings are complete. The fillings of the fillings are worn and loosened, and it is easy to breed a large number of bacteria, which will cause dental caries. Therefore, more attention should be paid to fillings. In addition, keep it clean, otherwise it will increase the risk of arthritis and cardiovascular and cerebrovascular diseases. You should rinse your mouth with warm water about three minutes after eating, or you can use light salt water, and then use your index finger to massage the gums, which can improve the blood circulation of the diseased tissue and help eliminate inflammation. After waking up every morning, do the exercise of knocking teeth, which can move the roots of the teeth, so as to achieve the effect of solid teeth and healthy teeth. Tips to arrange daily life and diet reasonably, eat more fresh vegetables and fruits, maintain normal bowel movements, avoid eating some fried and greasy foods, quit smoking and alcohol, go to bed early and get up early, and ensure that there are 8 hours of sleep. Toothpaste with cleaning function should be used during the day, which can remove the odor and foreign matter in the mouth, thereby improving the disease resistance of the gums. When periodontal disease develops to a certain level, it is necessary to go to the hospital for treatment, which cannot be delayed.