大力刷牙會否引起牙周病?為什麼?
2011-06-16 6:13 pm
大力刷牙會否引起牙周病?為什麼?
回答 (1)
2011-06-16 6:25 pm
✔ 最佳答案
yes, because when you brush your teeth too strong, your 牙肉 will easily be injured, making bacteria more easily to invade, causing 牙周病.also, your hard brush will make your 法瑯質 weak, making you easier for 蛀牙, and in turn causing 牙周病
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