Dental cavities linked to lower risk of head and neck cancer

According to a surprising new study, people who have more dental cavities are at lower risk of being diagnosed with head and neck cancer, compared with patients who have few or no cavities. Dental cavities (or caries) are caused by tooth decay. This is when the bacteria present in the mouth make lactic acids that strip away minerals in the tooth by fermenting carbohydrates…
Dentistry News From Medical News Today