Experts explain what to say, when to pause, and how to set boundaries.

The study determined that people in non-monogamous relationships report less jealousy than their counterparts.

Add Yahoo as a preferred source to see more of our stories on Google. For some couples, the most terrifying conversation isn't "Where is this going?" but "What if we didn't do this the way everyone ...

Consensual non-monogamy (CNM) is fairly common, with about 1 in 5 adults saying they’ve been in some type of sexually open relationship. Interest in CNM also appears to be on the rise, with internet ...

Today there are an increasing number of people who open up their relationships. “Opening up” means that you can date or have sex with other people—and in some cases both—while still being in a ...