- Tinnitus (TIN-i-tus) is noise or ringing in the ears. A common problem, tinnitus affects about one in five people. But, it isn't a condition itself — it's is a symptom of an underlying condition, such as age-related hearing loss, ear injury or a circulatory system disorder.
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Tinnitus is the perception of sound within the human ear in the absence of corresponding external sound.
