Disgust is an emotion to which I never gave much thought. It was just something that happened to me if I was "grossed out" by something. But after practicing psychotherapy for several years, disgust ...

Add Yahoo as a preferred source to see more of our stories on Google. In what's called 'benign masochism,' some people find the feeling of disgust pleasurable. Ocskaymark/iStock via Getty Images.

Forget the conventional thinking that humans are complex creatures with a wide range of emotions. New research suggest we only have four. The widely held scientific assumption is that we have six ...