The Chemistry of Love

Do pheromones and smelly T shirts really have the power to trigger sexual attraction? Here's a primer

You can't make someone love you, even on Valentine's Day, no matter what Hallmark, Godiva and FTD may say. But how much do we really know about how love works? What is it that attracts a particular man to a particular woman and (with any luck) vice versa? To see what light science could shed on the subject, I called Professor Martha McClintock at the University of Chicago. McClintock is an expert on odor and behavior who published a famous study in the early 1970s that showed that the menstrual cycles of college women living in dorms became synchronized through exposure...

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