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Psychology  /  Psych 0178  ·  Atom · ~20 seconds

Serotonin

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Serotonin is involved in mood, sleep, appetite, and the regulation of arousal.

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Medications that raise available serotonin are a first-line treatment for major depressive disorder.

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Low serotonin is not an established cause of depression. The treatment works better than the simple story behind it.