6.2  Common oral diseases and their causes

Neglecting dental and oral hygiene, eating a high-fat high-sugar diet, chewing khat, smoking or chewing tobacco, and excessive alcohol consumption are the main causes of mouth, tooth and gum diseases. In this section, we describe the most common oral diseases, how you can identify them and what actions you should take.

6.2.1  Bacterial, viral and fungal infections in the mouth