Your heart pounds, your mouth feels like the inside of a sock...and that's after we pay to get into the horror movie.  Why do we seek out things that scare us to death?

Our bodies and brains are made to handle the stress caused by a dangerous situation.  Many of us seek out that stress by artifically creating that danger, especially around Halloween.  Why?  The answer is all about how we deal with the duality of our feelings, suggests this article from Science Daily.