9月20日,即将迎来世界第23个爱牙日,现代人对牙齿的健康愈来愈重视,各种牙刷、牙线、牙膏、漱口水纷纷出笼,有不少上班族在办公室里也都放着牙刷、牙膏备用,一吃过东西就忙着刷牙。在三餐之后刷牙的确可以预防蛀牙,但是有许多人很勤于刷牙,却还是有蛀牙产 September 20, is about to usher in the world's first 23 teeth days, the health of the modern people more and more attention to the teeth, all kinds of toothbrushes, dental floss, toothpaste, mouthwash have come out, many office workers in the office also Put a toothbrush, toothpaste spare, eat a thing to brush your teeth. Brushing your teeth after three meals does prevent tooth decay, but many are very diligent in brushing their teeth but still have cavities