Serotonin in cerebellum acts as brake on anxiety, new research shows

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Serotonin in cerebellum acts as brake on anxiety, new research shows

Serotonin, a brain chemical widely recognized for its influence on mood and anxiety, has been found to operate in a surprising way within the cerebellum, according to new research published in The Journal of Neuroscience. Scientists discovered that increasing serotonin levels in this specific brain region of mice actually lessened anxiety, an effect opposite to what is often observed elsewhere in the brain. This finding highlights a novel mechan…