Constant ringing sounds within the ear in the absence of an external sound are known as tinnitus. Following are some potential causes of tinnitus,
- Hearing loss.
- Normal or abnormal blood flow near the ears.
- Meniere’s disease.
- Abnormal growths within the ear.
- Abnormalities in the brain.
- Blood vessel disorders in the brain.
- Fluid in the ears.
- Temporomandibular joint disorders.
- Constant exposure to high sound levels.