There are several reasons for the old ringing in the head: 1, it may be caused by insufficient blood supply to the brain, you can eat more food to supplement the blood to relieve this symptom. 2, the old ringing in the head may also be caused by the stress of life and work, resulting in fire, you can eat anti-inflammatory drugs and fire medication. 3, the old ringing in the head may also be caused by the patient’s liver and kidney deficiency. 4, patients with cerebral arteriosclerosis are also very prone to this symptom. The actual fact is that you can be able to get a lot more than just a few of these. To be on the safe side, a comprehensive examination of the brain can be done.