Today (September 20) is the 33rd "National Love Teeth Day". The results of the fourth national oral health epidemiological survey show that compared with ten years ago, the oral health literacy level and health behaviors of Chinese residents have improved to varying degrees. However, the rate of gingival bleeding among adults is still as high as 77.3%, and more than 90% of young people have periodontal disease. There are many causes of periodontal disease, the most important of which is caused by bacteria accumulated in the mouth. Brushing teeth can effectively prevent the formation of dental plaque, remove soft plaque and food residues, and keep the mouth clean. It can be seen that "brushing teeth well" is very important. If you brush your teeth improperly, it may cause gum recession and wedge-shaped defects at the neck of the teeth. The two most important tools for brushing teeth are toothbrush and toothpaste. Relatively speaking, learning how to brush your teeth correctly is far more important than choosing toothpaste! Dental expert Ge Jiuyu from Nanjing University School of Medicine believes that the importance of toothbrush to toothpaste is not 50% to 50%, but 95% to 5%. The "physical effect" of brushing your teeth is far stronger than the "chemical effect" of toothpaste. We should focus on brushing our teeth correctly instead of worrying about toothpaste. If you want to have a set of "good teeth", you can't rely on brute force, but you have to be clever - learn the correct technique of brushing your teeth. If you habitually brush your teeth in a horizontal sawing motion, it can easily lead to a wedge-shaped defect in the neck, and in severe cases, even "broken teeth"! The correct way to brush your teeth is to brush your teeth for more than 3 minutes, and the force of brushing your teeth should be gentle. When brushing your teeth, hold the toothbrush bristles at a 45-degree angle to the long axis of the teeth, and brush your teeth in groups of 2-3 teeth, gently rotating and lifting. Some friends also asked whether chewing gum can replace brushing teeth. Dongdong Miao tells you: chewing gum can absorb some food residues on teeth through gluing, but it cannot replace brushing teeth~ Produced by: Dongdongmiao Science WeChat ID: Dongdongmeow (ID: dongdongmeow) Video ID: Dongdongmeow; Weibo: @ Dongdongmeow Science Source: Dongdongmiao |
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