The brain’s “feel good” chemical may be secretly fueling tinnitus

by | May 15, 2026 | Health

Scientists have uncovered evidence that serotonin — the same brain chemical boosted by many antidepressants — may actually worsen tinnitus. Using advanced light-based brain stimulation in mice, researchers identified a serotonin-driven circuit linked directly to tinnitus-like behavior. The findings may explain why some people experience louder ringing in their ears while taking SSRIs.

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Written by Albert Pham, News Curator and Blogger

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