Always bite into the flesh on both sides of the teeth is generally called cheek bite, is a more common clinical symptoms, for most of this situation is due to dental misalignment or sharp tooth tips caused. If the upper and lower jaws are relatively too sharp on the outside of the tip of the tooth, then you can go to a professional dental institution, with a high-speed turbine drill to polish the sharp tip of the tooth, most of the grinding will be obvious relief after the cheek bite phenomenon. There is also an uneven alignment, the upper jaw and lower jaw relative extrusion of the middle meat is more obvious, then you need to treat the root, you need to perform the corresponding orthodontic upper and lower jaw, that is, wear braces, by wearing braces to adjust the position of the upper and lower jaw bite, so that the upper and lower jaw can not bite the meat on both sides.