Carlos Romero and girlfriend Kate Rowe sit down for a meal they cooked together. Two years ago, Carlos Romero weighed 437 pounds. Mike Kane for NPR hide caption

itoggle caption Mike Kane for NPR

Hey man, that's sensitive: Mike Napoli of the Boston Red Sox pulls teammate Jonny Gomes' beard after hitting a three-run homer in Game 4 of the 2013 World Series in St. Louis. Jamie Squire/Getty Images hide caption

itoggle caption Jamie Squire/Getty Images

A bride and groom exchange rings during a traditional Indian wedding ceremony. Although most marriages in India are still arranged, a growing number of women are taking matters of the heart into their own hands, using social networking clubs and matrimonial websites. iStockphoto.com hide caption

itoggle caption iStockphoto.com

A growing number of smartphone apps use internal GPS to help singles locate potential mates nearby. While men are enthusiastic about the apps, women have been slower to adopt them. Sean Locke/iStockphoto.com hide caption

itoggle caption Sean Locke/iStockphoto.com