10 Amazing Things That Happen When You’re Falling In Love

Their voice changes.

American scientists conducted an unusual study. They asked people who had recently started a romantic relationship to make several phone calls. Other participants listened to their voices and could easily tell if they were talking to a friend or to their date.During the conversations with their boyfriends and girlfriends, women's voices became lower, and men's voices became higher. Scientists think that this is because partners want to be like each other.