In short, were capable of loving more than one person at a time, Fisher said. And thats why, Fisher says, some people may cheat on their partner. Its why someone can lay in bed at night thinking about deep feelings of attachment to one person and swing to thoughts of romantic love for another person.

What did Helen Fisher do?

Helen Fisher is a biological anthropologist. Fisher has written several books on the evolution and future of human sex, love, marriage, gender differences in the brain, how your personality style shapes who you are and who you love, and more.

What part of the brain falls in love?

More specifically, in a 2012 review of the love research literature Lisa Diamond and Janna Dickenson, psychologists at the University of Utah, found romantic love is most consistently associated with activity in two brain regions—the ventral tegmental area (VTA) and the caudate nucleus.

How does our brain fall in love?

When in love, neurochemicals like dopamine and oxytocin flood our brains in areas associated with pleasure and rewards, producing physical and psychological responses like less perceived pain, an addictive dependence, and a stronger desire for sex with your partner.