Whether you feel a bit like Ebenezer Scrooge this holiday season or you crave the good feelings that accompany generosity, the cause may stem, at least in part, from your hormones and the chemicals in your brain. That’s the assessment of a pair of Oklahoma Medical Research Foundation scientists. Research has linked stinginess to testosterone. […]
serotonin
Does DNA determine happiness?
Some genes influence joy, but that’s not the whole story.




