In this undated image released by the New York City Health Department, shows a graphic that will soon be warning NYC consumers of high salt content. New York City is opening a new era in nutritional warnings this week: Chain restaurants will have to start putting a special symbol on highly salty dishes. The first-of-its-kind rule takes effect Tuesday. It will require a salt-shaker-like emblem on some sandwiches, salads and other menu items that top the recommended daily limit of 2,300 milligrams of sodium. That’s about a teaspoon. (Antonio D’Angelo/New York City Health Department via AP)
