We talk about sex. A lot.
But all too often we don't know exactly what we're talking about. What's considered getting to third base these days anyway?
And when it comes to philandering politicians, the line on what's considered sex is especially fuzzy.
President Bill Clinton said oral sex wasn't sex. South Carolina Gov. Mark Sanford says in his latest revelation that he "crossed lines" with women other than his wife and Argentine mistress, but "didn't cross the sex line." He wouldn't say what that meant.
If those distinctions have you confused, you aren't alone. Neither are Clinton and Sanford.
Americans just aren't explicit when they talk about having "had sex."
"Sex is a word and nobody is really in charge of that term," said Kinsey Institute scientist Erick Janssen. "In a way, our thinking of sex and definitions of sex is more complex than they were in the past."
In 1998, just as Clinton was defining what "is" is, two other Kinsey researchers were publishing a paper in the prestigious Journal of the American Medical Association on how people see sex. The answer: We can't really agree.
The study, based on a 1991 survey of 599 college students, found that women in general were less likely than men to consider oral sex or mutual masturbation as having "had sex."
Of the women, 37 percent considered oral sex as, well, sex. Forty-four percent of men did.
A second survey in 1996 asked "Is oral sex 'real' sex?"
About 52 percent of the men said yes, but only 46 percent of women did. Read on >>