Keep reading to find out. Also known as dental caries or cavities, tooth decay occurs when certain types of bacteria, found ...

They begin to develop before birth and begin to fall out when a child is around 6 years old. They're replaced by a set of 32 permanent teeth, which are also called secondary or adult teeth. Human ...

a type of bacteria in the human mouth responsible for cavities. The teeth are believed to have belonged to a man from the Bronze Age period. The team said it had also found other types of microbes ...