Mayo Clinic Q and A: Understanding tinnitus

DEAR MAYO CLINIC: What causes tinnitus, and is there anything that can be done to get rid of it? ANSWER:?Tinnitus ? the sensation of hearing a sound when no external sound is present ? often is described as a ringing, buzzing, roaring, clicking, humming, pulsing, or hissing sound, or any combination of these sounds. You [...]
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