Italian babies can expect to live into their eighties, with plenty of doctors in the country and a diet full of fresh vegetables, lean meats, fish and olive oil. Head north to find the world’s happiest country: Norway. The Scandinavian nation bumped its neighbor Denmark from the No. 1 slot. The U.S. placed 14th on the scale, based on the average of surveys of happiness from 2014 to 2016. Researchers say the U.S. is doing so well financially that social progress, not gross domestic product, is key to making Americans feel better about their lives.