Tinnitus tests are suitable when tinnitus occurs with the same rhythm as the heartbeat. Rarely, the sound may be heard by someone else using a stethoscope, in which case it is known as objective tinnitus. Spontaneous otoacoustic emissions, which are sounds produced normally by the inner ear, may also occasionally result in tinnitus. Prevention involves avoiding loud noise. If there is an underlying cause, treating it may lead to improvements. Otherwise, typically, management involves talk therapy. Sound generators or hearing aids may help some. As of 2013, there were no effective medications. It is common, affecting about 10–15% of people. Most,
Tinnitus retraining therapy since onset, recognition of tinnitus attenuation by sound generator, lower hearing thresholds (i.e. better hearing), high Tinnitus Handicap Inventory (THI) score, and positive attitude toward therapy. Despite the fact that there haven't been any recent studies which concluded in its optimal treatment, tinnitus retraining therapy has been applied to treating hyperacusis, misophonia, and phonophobia. There is no evidence that TRT or any other treatment can eliminate or decrease tinnitus. Tinnitus is a symptom, not a disease. As such, the optimal treatment strategy should be directed toward eliminating the disease, rather than simply alleviating the symptom. More than half of people