New research says sexual activity can grow brain cells. Keeping them may be another matter.
What can you learn from that appealing look of testosterone?
When should you disclose medical conditions to a date? When is illness too much for a relationship to survive?
Researchers in Barcelona "infer that the heightened euphoria following a victory can cultivate hedonic sensations."
Greater distance apart actually predicted more intimacy, communication, and satisfaction.
Can we predict romantic prospects just from looking at a face?
Calories burned are the equivalent of 25 minutes of walking uphill, research says.
Working with my international AIDS foundation, I have witnessed discrimination, injustice, and indignation as the major barriers to treatment and cure.
Dating poses the same basic challenge for everyone: trusting someone else.
Lack of research and knowledge about female hypersexuality stem from the double standard that men always want sex and women never do. Some women instead refer to their condition as "love addiction" or "relationship addiction."
Men and women are roughly equally likely to be infertile, but for years the focus has been on female treatments.
Tracking fertility effectively is more complicated than just counting days on the calendar. But it can work.
40 Days of Dating never really felt real until it was over.
But what if it's not to mislead an employer, only to elicit a marriage proposal?
Davecat lives with his wife and mistress, both dolls, and thinks synthetic partners are ideal for those who don't want to deal with humans' inconsistencies.
Men felt worse about themselves and the future of their relationships in the face of a female partner’s success.
Dealing with misinformation, feeling powerless, and slowly getting better together
Is Anthony Weiner's behavior an "addiction" to sexting, or something more psychologically defining and pervasive?
Dr. Robert Martin on how society is shaping human reproduction, and vice versa
Becoming a Subway sandwich seduction artist comes down to one principle: The sandwich wants to be eaten.