There is always a buzzing sound in the ear, which clinically refers to tinnitus, which may be caused by the following diseases: 1. Neurological tinnitus. It may be neurogenic tinnitus induced by the patient’s fire, staying up late, poor sleep, poor rest, poor mental state, stimulation of some unexpected things, resulting in insufficient blood supply to the inner ear, poor microcirculation in the inner ear, fluid accumulation in the vagus of the inner ear membrane, etc., accompanied by hearing loss, a feeling of stuffy and blocked ears, vertigo and other manifestations. In this case, comprehensive treatment such as nerve nutrition, vasodilation, hormones, acupuncture, hyperbaric oxygen, etc. can be applied and will be effective.2. Tinnitus caused by secretory otitis media, chronic otitis media, etc..3. Tinnitus induced by foreign bodies in the ear canal, including earwax irritation.4. Tinnitus caused by abnormal opening of the eustachian tube, accompanied by tinnitus at the same frequency as breathing.5. Objective tinnitus. For example, tinnitus that occurs in the arteries and veins of the neck, mostly at the same frequency as the heartbeat. There are other diseases, such as Meniere’s syndrome, which can present with fluctuating tinnitus, fluctuating vertigo, and fluctuating ear congestion.