eHarmony Labs

Find who we are and what we do.

We all know the importance of initial physical attraction for romantic relationships. In face-to-face meetings it is the first piece of information that we get about a potential partner. But how important is it when trying to meet people online?

Do you think that your partner is better looking than you? Research shows that he or she may be feeling the same about you. Learn why and how this may impact your relationship.

Are you with someone who makes your heart race and your palms sweat? Discover more about your passion and compatibility by trying this new tool.

Sleep is a precious commodity that is often sacrificed by the pace of modern life and the compromises that go with it. Discover how changes in sleep patterns can affect your brain as well as your current relationships.

Although problems with communication can lead to distress in a relationship, there are other factors that influence the impact of negative communication. Understanding the impact of positive emotions may increase your chances of having a successful relationship.