Can You Put a Number on Love?

Few rules dominate the dating world as much as “divide by two and add seven.” But where did that rule even come from, and does it hold up today? Harry looks at the history of the age gaps in relationships and tries to find out whether the math actually works out for couples. To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices