Buzzing in the ears is a form of tinnitus, which may be caused by noise, neurogenic tinnitus, or purulent otitis media. 1. Noise: If you suddenly hear a loud sound or are in a noisy environment for a long time, it may damage your auditory nerves and cause your ears to buzz. 2. Neurogenic tinnitus: If patients stay up late for a long time, do not rest well, or work under pressure, it may cause neurogenic tinnitus, resulting in symptoms of buzzing in the ears. 3. Suppurative otitis media: When pathogens invade the middle ear, they can cause suppurative inflammation of the middle ear mucosa, and patients may experience the symptom of buzzing in the ear. Patients are advised to stay away from noisy environment and pay attention to rest. If the symptoms are not significantly relieved, they should consult a doctor to clarify the diagnosis and cause of the disease, and standardize the treatment as soon as possible in order to avoid delaying the condition.