Why we need sex?

The main function of sex, of course, reproductive. But how often do normal people have sex in order to conceive a child? About 5% of cases. A naive question arises: "Why need sex?" Why do people have sex? The initial purpose of this action is, of course, procreation. However, in the process of evolution and the formation of a complex system of social relationships this side of intimate life "overgrown" many additional features. Sex today is the ritual, because it corresponds to one of the interpretations of ritual behavior is repeated action, as time has passed changed its original meaning. Besides the main purpose, sex is relaxing, distracting, reconciliation role. Of the many components of human life are of special significance three aspects of sex: pleasure, healing and rapprochement. All the love in the head It is really so. Despite the fact that the orgasm is an ordered cascade of reflexes of the autonomic nervous system – it can be either supported or blocked by the cerebral cortex. Therefore, we can confidently assert that the main links in the system of development of orgasm and are located in the brain – both men and women. And orgasm orgasm strife. Spinal reflex, not backed up by thoughts and feelings, as different from the act of love, as a dry crust of bread from refined meals. The most important thing in sex is, of course, pleasure. The hormones that are produced in the brain during sexual intercourse, have a pronounced psychotropic effect and stimulate the secretion of endorphins, which cause pleasurable sensations of different intensity, from relaxation to euphoria. Endorphins – endogenous morphines – named "in honor" of opiates of plant origin because of the similarity of their action with opium and morphine. Sensations of pleasure and excitement akin to narcotic intoxication, therefore, in the pursuit of unforgettable sensations some people are ready to have sex again and again...