Constant buzzing in the ears is a symptom of tinnitus, which may be caused by cerumen impaction, secretory otitis media, Meniere’s disease and other diseases. 1. Cerumen embolism: Cerumen embolism is an ear disorder caused by the accumulation of cerumen due to the excessive secretion and poor drainage of cerumen glands, thus blocking the external ear canal. When there is a large amount of cerumen in the external ear canal, it may compress the tympanic membrane, thus leading to symptoms such as tinnitus, earache and even vertigo. 2. Secretory otitis media: This disease is mostly caused by bacterial or viral infection, dysfunction of the eustachian tube and other factors, and patients may have symptoms such as slight pain in the ear, stuffiness in the ear, hearing loss and tinnitus. 3. Ménière’s disease: Ménière’s disease is a kind of idiopathic membrane labyrinth accumulation of water in the inner ear disease, the cause of the disease is still unclear, mainly can be manifested as repeated episodes of rotational vertigo, hearing loss, tinnitus, ear distension and fullness of the sensation and other symptoms. Buzzing in the ear is recommended to seek medical attention in time, and the cause of the disease should be clarified after a systematic examination by a doctor.