Even if a wife's voice is not music to a man's ears, it may be melodic to his brain.
Psychiatrist Michael Hunter and fellow researchers at the University of Sheffield in England monitored the brain activity of 12 men as they listened to voice recordings and found they process male voices differently from those of females. Women's voices stimulate an area of the brain used for processing complex sounds, like music. Male voices activate the "mind's eye," a region of the brain used for conjuring imagery.
One reason, Hunter suggests, is that women generally have shorter vocal cords and a smaller larynx, giving them higher-pitched voices. Women's voices may also have more "natural melody," he adds. Qualities like pitch and volume vary more during speech. "There's more prosody in female speech."
Newspaper articles about Hunter's research said that men find the female voice more difficult to hear and understand. But ...