Women who sleep more tend to have more sex, a new study finds.
Study suggests teens who tan more likely to smoke, binge drink and engage in unsafe sex.
Federal prosecutors say a man busted in an undercover child sex sting has been sentenced to 10 years in prison.
Men expend significantly more energy and burn more calories during sexual intercourse than their female partners.
Researchers at the Guttmacher Institute have found that younger teens are engaging in sex far less frequently than the general public may think.