In 2020, scientists showed that shocking the tongue—combined with a carefully designed sound program—can reduce symptoms of tinnitus, not just while patients are being treated, but up to 1 year later. ScienceMagArchives
that affects about 15% of people—is difficult to understand and even harder to treat. Now, scientists have shown shocking the tongue—combined with a carefully designed sound program—can reduce symptoms of the disorder, not just while patients are being treated, but up to 1 year later.
With certain kinds of tinnitus, people hear real sounds. For instance, there might be repeated muscular contractions in the ear, Lim says. But for many people, it's the brain that's to blame, perceiving sounds that aren't there. One potential explanation for the effect is that hearing loss causes the brain to overcompensate for the frequencies it can no longer hear.
Subjects also wore headphones that delivered a more targeted hit to the brain's auditory system. Each person heard a rapidly changing series of pure tones at different frequencies, against athat sounds"kind of like electronic music," Lim says. The goal of the two together was to distract the brain by heightening its sensitivity, forcing it to suppress the activity that causes tinnitus."The brain can only pay attention to so many things," Lim says.
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