Plaque is a clear, sticky coating of bacteria that sticks to your teeth. Scientists call plaque a biofilm, clusters of ...

It’s caused by a build-up of bacterial plaque on the teeth. Some of this is harmless, but some, such as Porphyromonas gingivalis, can damage the gums and cause inflammation. We ask the experts ...

The pain, which can be mild or extreme depending on the cause ... helps in preventing the development of plaque which can cause serious teeth problems. A toothache caused by deeper factors such ...