Men like to show his tough image to steel teeth, teeth look conquering, in fact, may have a subtle crack. Dental tissue is hard and brittle, also subject to internal injuries to the head, weak defeated repeated down.
Hard brush your teeth
Do not think that brushing the more hard the teeth will be clean. The tooth surface is bone and enamel, very hard, but the junction near the gums is very fragile. Over many years to force horizontal brush, not only will the tooth brush out lines, and even man-made cause tooth defects, a deep groove in the junction of the teeth and gums, brush, tooth nerve exposed to various stimuli, the medical called the "wedge-shaped defects.
Improper diet
The men are not picky eaters, as long as the dental equipment delicious and exciting, hot and cold sweet and sour holds-barred, which means that their teeth more prone to injury. Such as blazing hot pot on the ice beer, a hot and a cold, teeth are also a reduction of an expansion, when the pigment in the food can easily penetrate into the tooth enamel, making teeth turn yellow.
A chain smoker
Smoke, heat and products of tobacco combustion so that the mouth breeds more fungi, local blood circulation to affect the gums, shrinking gums keratosis and All-ceramic dental materials classification accumulate on the teeth brown, tarry deposits to increase the plaque and calculus, and further induce and aggravate periodontal disease and reduce oral cleanliness.
Teeth
The tooth surface wrapped with a layer of tooth enamel, the protective effects of the dentin. Root at the tooth enamel is thin, regular teeth that will destroy the tooth enamel, dentin loss of the protective layer, and can damage the gums so that gum recession, root exposure. Tooth shape under small root exposed teeth more and more food residue is more likely to be plugged to a vicious circle.
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