In the West, people cherish romantic love. The quest for romance is also the stuff of legends, epics and tragedies in many other cultures.

The questions raised by love are also endless. Why do people crave romantic love and seek it regularly? Why do we choose one person rather than another? Where did this human need come from? Do animals love? Why does love-at-first-sight occur? Why are lovers jealous and possessive? Do star-crossed lovers exist on every continent?

Dr. Helen Fisher distinguishes between the three basic forms of love and maintains that each primary type of love is associated with a specific brain circuit that evolved millions of years ago.

She explores the universal feelings associated with each form of love and discovers how some specific feelings of romantic love are similar everywhere in the world, even among homosexuals, children and the elderly.

Is love an innate quality of all humans? What are the many different kinds of love? How do expressions of love vary from one culture to the next? And what is this thing called romantic love?

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	What is Love?

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Love's strange effect on people