Why People Have Sex

If you want to get some, give some. That’s the gist of new research showing altruists — those selfless people who care about others — have the best chance of

What happens to a country when its people stop having sex? Japan is finding out… Abigail Haworth investigates

20 Reasons People Have Sex. Stressed out? Have sex. Stress reduction is one of the leading reasons Americans, particularly men, say they have sex, Richard Caroll says.

By Cory Silverberg. Sex in public may be a common sexual fantasy but it arouses more than sexual excitement in both the public and the criminal justice system.

We have sex more for connection than for procreation or pleasure. Why do you sleep at night? This is seemingly a simple question. But in fact it is a most difficult

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Researchers have generally assumed that people have sex for one or more of three reasons: to have ren, to experience sexual pleasure, and to cement relationships.

Procreation, wanting affection – these are just a couple of reasons people have sex. WebMD lists 20 common sex motivations and the difference between men’s and

After conducting one of the most comprehensive studies on why people have sex, psychology researchers David Buss and Cindy Meston uncovered 237 motivations, which

Humans can have sex anytime we damn well please – so why do we mostly do it in the dark? Here’s what science has to say about our preference for nighttime hookups.