


(Image credit: skynesher via Getty Images)įisher and her colleagues found that individuals who report being "in love" commonly say their passion is involuntary and uncontrollable.įor her 1979 book "Love and Limerence," the late psychologist Dorothy Tennov asked 400 men and women in Connecticut to respond to 200 statements on romantic love. We were built to experience the magic of love and to be driven toward another" Feelings of empathyĪ lack of control over your feelings is a common sign of love. It helps us form pair-bonds, which help us survive. "I think of romantic love as part of the human reproductive strategy. This puts romantic love in the company of survival systems, like those that make us hungry or thirsty," Brown told Live Science. "Functional MRI studies show that primitive neural systems underlying drive, reward recognition and euphoria are active in almost everyone when they look at the face of their beloved and think loving thoughts. Lucy Brown, a neuroscientist at the Albert Einstein College of Medicine in New York, says this drive to be with another person is sort of like our drive toward water and other things we need to survive.

This neurotransmitter is associated with creating more serious relationships. According to an article by Harvard University (opens in new tab), when serotonin levels begin to return to normal levels, the hormone oxytocin increases in the body. Longing for emotional union with a beloved, seeking out ways to get closer and day-dreaming about a future together are also signs of someone in love. (Image credit: Rawpixel via Getty Images) The hormone oxytocin creates bonds between people.
