Why We Love the Pain of Spicy Food - WSJ
Geege Schuman stashed this in Yum
Anatomy also suggests that these two systems interact closely: In several brain structures, neurons responding to pain and pleasure lie close together, forming gradients from positive to negative. A lot of this cross talk takes place close to hedonic hot spots—areas that respond to endorphins released during stress, boosting pleasure.
The love of heat was nothing more than these two systems of pleasure and pain working together, Dr. Rozin concluded. Superhot tasters court danger and pain without risk, then feel relief when it ends. “People also come to like the fear and arousal produced by rides on roller coasters, parachute jumping, or horror movies,” he wrote in the journal Motivation and Emotion—as well as crying at sad movies and jumping into freezing water. “These ‘benignly masochistic’ activities, along with chili preference, seem to be uniquely human.” Eating hot peppers may literally be a form of masochism, an intentional soliciting of danger.