Columbia scientists discover surprising link between serotonin and heart valve disease

ScienceDaily reports that researchers have found serotonin, the chemical known for regulating mood, may accelerate degenerative mitral regurgitation in some patients. For those taking SSRI antidepressants who carry a specific genetic variant, the disease appears to progress faster, potentially requiring surgery at a younger age. The findings suggest physicians should monitor these patients more closely when prescribing SSRIs.

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