Why do most couples look alike?

It is a truth universally acknowledged that couples which sidestep their individuality and become One Combined Being are the most irritating people at every cocktail party. They refer to themselves in the plural, have matching shirts, and — oddly — even seem to look like each other. read more

But researchers are still undecided as to why couples start to dress and look alike. There are a few competing theories about why your Aunt Wilma and Uncle Wilbur could easily pass for each other in a badly-lit room. read more

November 07, 2012 / Dr. Justin J. Lehmiller Contrary to the old saying “opposite attract,” you have probably noticed that romantic couples have a tendency to look more alike than they do different. read more

And, the happier that the couple said they were, the more likely they were to have increased in their physical similarity. Zajonc suggested that older couples looked more alike because people in close contact mimic each other’s facial expressions. read more