Why have sex

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The Big Questions Sex The real reasons why we have sex. But the early world was a much more inhospitable place with the environment often changing very rapidly. But they're two to three times more likely to report anal sex.



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Still, there is no scientific proof that sexual intercourse close to the end of pregnancy starts the labor.



The self-assurance theory uses the ick factor to explain this. While having sex, the heart rate goes from 70 beats per minute to , a good training for the heart. Sex may extend your life Several studies have found connections between a busier sex life and a longer life in general, most notably a Duke University study that took place between and

Why Should We Have Sex? 20 Good Healthy Reasons

Sex must offer some evolutionary advantage that outweighs the obvious disadvantages. Adventurousness causes orgasms and anal sex. Of women who had anal sex in their last encounter, 31 percent said they also had "partnered masturbation" Table 4, pages If you haven't had an orgasm, you're less likely to be relaxed, so you can't do anal sex. Anti-gay activists hold a banner depicting anal sex.
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