牛大爷虽已年过花甲,可身子骨还很结实,牙口也还好,可就是近来不能吃酸的了。开始不敢吃山楂、桔子,近来连苹果也吃不得了。只要吃点稍微酸的东西,牙就会酸痛难忍,甚至连饭都不敢吃了。 这种一嚼“酸”就牙痛难忍的滋味,就是人们常说的“倒牙”,大多数人都体会过,几乎所有的老人都受其困扰,越老越不敢吃酸性的东西,这究竟是怎么回事呢?为什么越老越容易“倒牙”? 牛大爷去看牙医,这才弄明白。原来是牙齿磨损造成的。 牛大爷从小有个犟毛病, Although the uncle of cattle over the flower armor, but also the body is still strong bones, teeth are also OK, but can not eat sour recently. At first they did not dare to eat hawthorn and oranges. Even the apple was very eaten lately. Just eat something slightly sour, the teeth will be unbearable, not even eat rice. This kind of chewing “acid” to the taste of toothache, is often said “down tooth”, most people have realized that almost all the elderly are subject to its problems, the older the more afraid to eat acidic things, This is exactly what happened? Why the older the easier “tooth”? Cattle go to the dentist, this figure out. The original is caused by tooth wear. Uncle Niu had a problem since childhood,