True, copulation is not cheap--it always exacts a toll, spiritual or otherwise, from its participants. But "a waste"? Sex perpetuates the species, and lust--shameful though some human primates choose to make it--is the overnight express to sex. For men and women alike the objective of lust is orgasm. It's hard to imagine a more powerful inducement to sexual activity.
Female orgasm may have evolved from a trigger for ovulation
A Brief History Of The Female Orgasm, From Medieval To Modern Times
They are often associated with other involuntary actions, including muscular spasms in multiple areas of the body, a general euphoric sensation and, frequently, body movements and vocalizations. Human orgasms usually result from physical sexual stimulation of the penis in males typically accompanying ejaculation and of the clitoris in females. The health effects surrounding the human orgasm are diverse. There are many physiological responses during sexual activity, including a relaxed state created by prolactin, as well as changes in the central nervous system such as a temporary decrease in the metabolic activity of large parts of the cerebral cortex while there is no change or increased metabolic activity in the limbic i. In a clinical context, orgasm is usually defined strictly by the muscular contractions involved during sexual activity, along with the characteristic patterns of change in heart rate, blood pressure, and often respiration rate and depth. There is some debate whether certain types of sexual sensations should be accurately classified as orgasms, including female orgasms caused by G-spot stimulation alone, and the demonstration of extended or continuous orgasms lasting several minutes or even an hour. However, the sensations in both sexes are extremely pleasurable and are often felt throughout the body, causing a mental state that is often described as transcendental, and with vasocongestion and associated pleasure comparable to that of a full-contractionary orgasm.
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You might be forgiven for plunging straight into this hot pink tome with unbridled enthusiasm. After all, it promises nothing less than a ride through the development and quirks of that most sought after and occasionally elusive sensation, the genital sneeze. Gratifyingly, it delivers. The book fulfills many functions - if you are, perhaps, an ardent young man confused by your coy mistress, a perusal of the 'Orgasm in the Orient' chapter will fill you in on lovemaking techniques from Ancient Chinese Tao texts. It indicates that she wishes shallower thrusts.