During the American revolution, the eventual winners enjoyed a two-inch height advantage over their red-coated foes. By the middle of the 19th century, Americans were about two and a half inches taller than Europeans. But things have changed in recent decades as Europeans have shot past Americans on the height chart. And it could have something to do with nutrition. Consider this: “Studies of North Koreans found that those born after the country was divided in two were about two inches shorter than their counterparts in the South.” From The Atlantic’s Olga Khazan: How We Get Tall.

+ MoJo: I went to the nutritionists’ annual confab. It was catered by McDonald’s.