Marketing the myth of serotonin, the ‘happy chemical’ (2015)

When researchers discovered that SSRIs helped depression in some patients, they concluded that low serotonin must be the cause of the disorder. Doctors adopted the low serotonin story as “an easy shorthand” for explaining depression to their patients, Healy wrote. When SSRIs work, improvements in depression may be due to direct action on the serotonin system, or downstream effects of serotonin on other systems.

Source: www.theglobeandmail.com