The phenomenon of foreign body sensation in the throat in the afternoon may be the existence of chronic inflammation or swelling growth in the throat area, after resting at night the stimulus disappears, the inflammation and edema subside, and the symptoms of foreign body sensation in the morning will become less obvious. Common diseases are chronic pharyngitis, chronic tonsillitis or epiglottis cysts and other diseases. 1. Chronic pharyngitis: refers to the chronic inflammation of the mucous membrane, submucous membrane and lymphatic tissues in the pharynx, which can be manifested by typical clinical symptoms such as foreign body sensation, burning sensation and itching. 2. Chronic tonsillitis: repeated episodes of acute tonsillitis caused by tonsillar hyperplasia, hypertrophy, which may also appear in the throat in the afternoon there is a foreign body sensation phenomenon, and a few patients can also show signs of bad breath. 3. Epiglottis cysts: due to congenital developmental abnormalities or chronic inflammatory stimulation caused by benign cysts, after dietary friction stimulation can also lead to the symptom of foreign body sensation in the throat. If the above symptoms occur, there may also be mental and psychological factors, it is recommended to promptly enter the hospital to identify the cause of the disease and actively cooperate with the doctor for treatment.