Focal demineralization of a tooth is known as tooth decay. The main cause of tooth decay is presence of acid on the surface of teeth. The acid which decays the teeth is produced by bacteria living in plaque. Most common bacteria which can cause tooth decay are streptococcus mutans. Bacteria living in our oral cavity eat the same products as we eat. They live as parasites in our mouth and produce lactic acid as excretory material. Most commonly bacteria consume sugar and starches. If you will eat less sugar as a result less acid will be produced in the mouth.

Are you in the market for a new mattress? If so, you need to realize that not every mattress is the same. In fact, you will find out soon enough that there is a large selection to choose from. It is very important to do your research before buying a mattress because this is what you will have to sleep on for the foreseeable future. You want to make sure that your mattress is comfortable, and of course, that it fits in your room as it should.

Here are several tips to keep in mind when shopping for a mattress: