American beauty bloggers use nail file to fix their teeth. Is this harmful to their teeth?

In fact, this method of grinding teeth is very dangerous, which will make the enamel that protects teeth and nerves fall off, causing serious neuritis and pain. Dental care refers to the protection of teeth, including neat and white teeth, no periodontal disease, no odor in the mouth and normal chewing function. Form a good habit of brushing your teeth every day. Be sure to brush your teeth before getting up in the morning and going to bed at night to remove food crumbs, soft white dirt and dental plaque from your mouth and teeth. Keep the oral cavity clean and healthy, and reduce the occurrence of dental diseases. You can make your upper and lower teeth collide with each other when you wake up in the morning and sleep at night. Ten times to fifty days, you can increase the impact times and impact force day by day, which can make your teeth more compact.

Oral health is an important part of the overall health of human body, and it is the key to maintain life and improve the quality of life. Modern research has proved that dental diseases can cause or aggravate systemic diseases, such as coronary heart disease and diabetes. Therefore, oral health is not only for people to fully chew, enjoy delicious food and provide adequate nutrition for the body; Oral health not only makes people's teeth fresh, but also can freely express their wishes and communicate with others. But also can avoid and reduce such as? Virus infection? And the occurrence of coronary heart disease, diabetes, stomach trouble, low birth weight and other diseases. Therefore, oral health can make people healthier, happier and live longer.

Gingival massage can be performed from inside or outside the mouth. If it is done in the mouth, it is best to brush your teeth in the morning and evening. Wash your hands, put your index finger into your mouth, press it on your lips, cheeks and gums, and then rotate and rub it from top to bottom. Then turn back and forth 20 times, then do the other side, then do the lingual side. When outside the mouth, close your lips and press the upper and lower lips and cheeks with your right hand or fingers, but pay attention to the upper and lower gums, which are divided into six places: upper and lower, front and rear, middle and rear, each for more than 20 times. Pay attention to overcoming the bad habit of unilateral chewing when eating. This bad habit of people is often that one side of the jaw is swollen and hypertrophy, and it affects the appearance. On the one hand, the chewing teeth are clean and the periodontal tissue is healthy, and on the other hand, a large amount of tartar accumulates, and the roots and even periodontal tissue will be inflamed.

There are three reasons for dental caries. First, the high sucrose content in food is harmful to teeth. Second, bacteria and food residues are attached to the tooth surface, which makes sucrose ferment to produce acid, thus destroying calcium and phosphorus in tooth tissue. Third, the structure of teeth itself is related to the occurrence of dental caries, such as deep pits and irregular overlapping embedded teeth, which makes food residues easy to stay, block up and even suffer from dental caries. If the patient's dental caries are not treated in time, it will invade the dental nerve and cause pulpitis. Some even spread to the tissues around the roots. In severe cases, it can cause swelling, pain and fever in maxillofacial region, and it can also cause systemic diseases such as rheumatic myocarditis, glomerulonephritis and iridocyclitis. Therefore, early treatment is extremely important. Shallow caries has no conscious symptoms. Dental caries can cause irritation when exposed to cold, heat, acid and sweetness. Deep caries can cause severe spontaneous pain and facial swelling.