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A 44-year-old member asked:

What happens to serotonin at the synapse?

1 doctor answer2 doctors weighed in
Dr. Alan Koenigsberg
Psychiatry 43 years experience
Activates neurons: Serotonin is a neurotransmitter in the brain and intestine. It reacts with cells' receptors to signal a neuron to fire. Depending on what nerve cell it activates, there are many potential effects-- it may affect cognition, mood, anxiety, sexuality, nausea, and so on.
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Last updated Feb 18, 2015
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