Scientists have studied the main source of serotonin in the brain -- the dorsal raphe nucleus (DRN). By studying how activating the brain's 'serotonin center' affects awake animals for the first time, ...

Serotonin from the mother is taken up by the fetal placenta, which then produces a myriad of hormones, growth factors, and regulators that are delivered to the fetus. Credit: Yale University For the ...

Dopamine is a neurotransmitter and hormone that works with your brain’s reward system and sends messages between your brain and body, Cleveland Clinic explains. Dopamine gives us a sense of pleasure ...

Serotonin helps you feel happier, calmer, and more focused. Dopamine makes you feel motivated, accomplished, and productive. Serotonin and dopamine deficiencies have been linked to conditions like ...

New insights into the opposing actions of serotonin-producing nerve fibers in mice could lead to drugs for treating addictions and major depression. New insights into the opposing actions of serotonin ...