CAUSES

• age-related hearing loss,
• exposure to loud noises,
• Earwax blockage in the ear canal, and abnormal bone growth in the ear.
• Loud noises

Less common causes include an inner ear disorder called Meniere's disease, stress and depression, head or neck injuries, and a benign tumor of the cranial nerve called acoustic neuroma

SYMPTOMS:

• Hearing sounds when no external sound is present
• The ears may sense ringing, buzzing, roaring, clicking, whistling, hissing, or squealing.
• Noises may appear low or high in pitch and may interfere with a person's ability to concentrate