Sleeping tinnitus buzzing in the ears may be caused by excessive stress, diabetes, hypertension, hyperthyroidism and other reasons. 1. excessive stress: excessive stress may lead to sleep disorders, sleep deprivation may lead to a decrease in blood oxygen saturation, which in turn affects the cochlea blood flow oxygen content, resulting in a decrease in the excitability of the cochlea cells, the antioxidant capacity is insufficient to lead to damage, which in turn may produce tinnitus. 2. Diabetes: the cause of diabetic tinnitus is usually the patient’s blood sugar is not well controlled, which leads to neurological and vascular lesions in the ear, and ultimately the ear produces a non-external sound caused by perceptual deficits, such as some of the sounds of talking, screaming, and so on. 3. Hypertension: the main cause of tinnitus caused by hypertension is the narrowing of blood vessels, due to lipid deposition in the blood vessel wall, resulting in insufficient blood supply to the inner ear, leading to tinnitus. 4. Hyperthyroidism: Tinnitus can be triggered by fatigue and tension caused by hyperthyroidism, sleep disorders, and excessive mental stress. Some patients like to wear headphones to amplify the sound to listen to songs, but also easy to cause damage to the auditory nerve, tinnitus buzzing situation. Patients with the symptoms of tinnitus buzzing in the ears while sleeping need to go to the hospital as soon as possible, and under the advice of the doctor for proper treatment.