What makes us happy? Family? Money? Love? How about a peptide? The neurochemical changes underlying human emotions and social behavior are largely unknown. Now though, for the first time in humans, scientists at UCLA have measured the release of a specific peptide, a neurotransmitter called orexin, that greatly increased when subjects were happy but decreased when they were sad.Because Narcolepsy doesn't kill you, it makes you want to die.
Thursday, March 7, 2013
THIS IS WHY
Is this peptide a key to happiness?