More than 200 drugs are known to cause tinnitus when you start or stop taking them. It also can be a side effect of medications. Tinnitus is sometimes the first sign of hearing loss in older people. But it can also be the result of a number of health conditions, such as: Something as simple as a piece of earwax blocking the ear canal can cause tinnitus. It is a symptom that something is wrong in the auditory system, which includes the ear, the auditory nerve that connects the inner ear to the brain, and the parts of the brain that process sound. Tinnitus (pronounced tin-NY-tus or TIN-u-tus) is not a disease. This amounts to nearly 25 million Americans. Roughly 10 percent of the adult population of the United States has experienced tinnitus lasting at least five minutes in the past year. You might hear it in either one or both ears. It may be soft or loud, high pitched or low pitched. Tinnitus is commonly described as a ringing in the ears, but it also can sound like roaring, clicking, hissing, or buzzing.
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