flow’s neurochemistry performs an added function: it accelerates social bonding. Ever fall in love? That high—the sleeplessness, giddiness, hyperactivity, loss of appetite, etc.—that’s dopamine and norepinephrine at work. These are the neurochemicals that reinforce romantic love. Endorphins serve a similar function, only showing up in maternal love (in infants) and general attachment (in adults). Serotonin, as well, further reinforces love and attachment (alongside oxytocin). And anandamide, as any pot smoker will attest, makes one feel open, expansive, and empathetic—all of which further
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