In the United States, a record number of people were unmarried in 2017. Most people are waiting longer to wed. Single people are having more sex than married people. A relationship is no guarantee of good health or self-esteem. While Liber Al says we are “divided for love’s sake, for the chance of union,” it’s also true that no union is necessarily permanent. Given these and other facts, CNN suggests that the single life may contribute to health and longevity.