Tonsil stones are inorganic salt clusters that accumulate in the depression of tonsils, and the reasons for their formation include long-term chronic inflammation of tonsils and blockage of crypts. 1. Long-term chronic inflammation of the tonsils: the stimulation of long-term inflammation around the tonsils, the occurrence of fibrous tissue adhesions or tissue cell necrosis, coupled with mucus secretion and other calcium salt deposition, resulting in the formation of stones. 2. Obstruction of the crypts: food debris and other foreign objects and chronic inflammation make the crypts of the tonsils blocked for a long time, the drainage of secretions is blocked, the shedding of epithelial cells, dead bacteria, foreign objects, etc. in the crypts gather, not easy to dissolve calcium salts with the above substances as the core and deposited, forming stones. In addition to the above factors, tonsil stones are also related to bad habits, chronic sinusitis. Most tonsil stones have no obvious symptoms, and a few may have bad breath. When there is discomfort in the tonsil area, you should seek medical attention and make appropriate treatment.