Feed Why saliva is important? And why a dry mouth can be a serious health problem? A dry mouth may enable food particles to remain in the mouth and build up between the teeth and the gum, thus causing tooth decay, periodontal disease, and candidiasis. A dry mouth can also cause high acid levels to persist in the mouth after eating, thus allowing the appearance of cavities, which, in turn, can further lead to infections that can spread throughout the entire body. In HIV/AIDS patients, cavities develop at the cervical region of the tooth, that is where the crown meets the...
photo: WN / Dominic Canoy
