There are three reasons for the cause of dental caries, one is the food contains high levels of sucrose, sucrose great harm to the teeth. Second, the bacteria, it and food residues on the surface of the teeth, so that sugar fermentation of acid, thus undermining the teeth of calcium and phosphorus. Third, the structure of the body itself and the occurrence of dental caries are related, such as deep pit and fissure, embedded teeth are missing, overlap each other, so that food debris is easy to stay, plug, and even suffering from dental caries. Patients with dental caries are not treated in time, the depth of the hole, it will violate the teeth nerve, causing pulpitis. And some even spread to the roots around the organization. Severe, can cause maxillofacial swelling, pain, fever, but also lead to rheumatic myocarditis, glomerulonephritis, iridocyclitis and other systemic diseases. So early treatment is extremely important. Caries without s...