
kikipeepers asked
Psychologists have found that how much people smile in old photographs can predict their later success in marriage. In one test, the researchers looked at people's college yearbook photos, and rated their smile intensity from 1 to 10. None of the people who fell within the top 10% of smile strength had divorced, while within the bottom 10% of smilers, almost one in four had had a marriage that ended, the researchers say.
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