Foreign body sensation in the throat may be caused by mental factors, dietary factors, chronic pharyngitis, epiglottis cysts and other reasons. 1. Mental factors: mental tension, anxiety, excessive pressure, feeling a foreign body sensation in the throat. 2. Dietary factors: often eat spicy and stimulating foods, such as chili peppers, mustard, etc., the mucous membrane of the larynx caused by stimulation, feel a foreign body sensation in the throat. 3. Chronic pharyngitis: the structure of the throat is close to each other, and it is often impossible to locate it accurately, and the foreign body sensation in the throat is often caused by pharyngeal inflammation. Because the mucous membrane of the pharynx is in inflammation for a long time, the posterior wall of the pharynx has follicular hyperplasia, so it feels like there is a foreign body sensation in the throat, dryness of the throat and other symptoms. 4. Epiglottis cysts: Epiglottis cysts are caused by blockage of mucous gland ducts in the epiglottis mucosa or congenital developmental malformations, which can be manifested as a foreign body sensation in the throat. Foreign body sensation in the throat, there may be other reasons, it is recommended to consult a doctor to identify the cause of the disease and follow the doctor’s instructions for treatment.