Preparing for sex is serious business, according to a new survey on women's habits.
Giant sperm have been discovered by scientists, who were able to identify preserved giant sperm from tiny shrimps that lived at least 17 million years ago.
The CDC reports that syphilis rates have increased particularly in gay and bisexual men.
A new report found that the teenage pregnancy rate has fallen by 51 percent.
Sex smells, according to a new study on gender.
People are most likely to break up after Valentine's Day and before Christmas, according to a new survey.
Lovers beat fighters when it comes to attracting female horned beetles, according to a new study.
Looking for a one-night stand? Go for the girl with the widest hips.
A new sex survey revealed that people Czech Republic have the most relaxed attitude when it comes to moral issues.
Researchers have genetically identified neurons that control aggressive behavior in the mouse hypothalamus. According to research, the structure lies deep in the brain.
According to a new study, community-centered HIV-prevention programs are effective in reducing new cases of HIV infections.
A new study found that pelvic exercises can help men with chronic premature ejaculation.
New research suggests there is no point in faking pleasure during sex. Why? Because sexual partners can tell if someone is faking or feeling pleasure.
Alcohol affects men and women differently. New research reveals that the increased risk of death associated with alcohol consumption is not the same for both sexes.
Even though teen birth rates have fallen over the past decade, a new CDC report found that too many teenagers are still giving birth.