New study throws into question long-held belief about depression
Thursday, August 28, 2014 - 04:01
in Psychology & Sociology
New evidence puts into doubt the long-standing belief that a deficiency in serotonin -- a chemical messenger in the brain -- plays a central role in depression. Scientists report that mice lacking the ability to make serotonin in their brains (and thus should have been 'depressed' by conventional wisdom) did not show depression-like symptoms.