Researchers from University College London found: the softness of the skin of a loved one is one of the illusions of the brain. In a moment of intimacy in the nervous system activates certain areas that are responsible for feelings of reward and pleasure. About it writes The Daily Mail.
Pleasant volunteers turned out to stroke the sensitive skin of a partner. Nervous system two people reacted almost the same way, she increased the pleasure from the process.
Note that studies that a person experiences, which touches itself, not so much. Scientists suggest, the skin of a loved one seems nicer its own because of the additional emotions that run the center of emotions and reward center of the brain.
A person who wants to do something nice for another, he feels great pleasure. When touched, scientists believe, we pursue selfish goals, for example, convergence with the partner, the establishment of trust.