Neuroscience Explains Why You Get Pleasure From Hurting Yourself

It turns out there is a neurological explanation for why people scratch and cut themselves, and spank each other for pleasure. Inflicting small amounts of physical pain, whether from scratching your skin vigorously or doing something more extreme, deactivates the parts of your brain associated with unpleasant or… » 2/01/08 7:30am 2/01/08 7:30am