Saliva secreted from the salivary glands plays an important role in the process of digesting food in humans. The case of too little saliva secretion or too much saliva secretion is also a matter worth paying attention to, because the body may be experiencing something abnormal.

woman's body often changes during pregnancy, increased salivation is not a rare phenomenon, especially in the first 3 months of pregnancy. Although this symptom is harmless, it causes a lot of discomfort and trouble for pregnant women.

Tumors of the pharyngeal cavity account for less than 1% of all head and neck tumors. These tumors can be benign or malignant, and they can originate from nerves, salivary glands, or be metastatic lesions. Surgical resection of the pharyngeal wall tumor is the main treatment for these cases.