"and are probably rewarded with some chemical brain fix as a result" Dopamine: http://en.wikipedia.org/wiki/Dopamine http://en.wikipedia.org/wiki/Dopamine Rea

"and are probably rewarded with some chemical brain fix as a result" Dopamine: http://en.wikipedia.org/wiki/Dopamine http://en.wikipedia.org/wiki/Dopamine Realizing what gives you award stimulus is important for reinforcing behavior you want and discouraging what you do not want. It is also good to know for all you app and game developers out there.