When it comes to finding food in stores that's good for you, many manufacturers have attempted to make it easy by labeling their products as "healthy." But a new ruling from the U.S. Food and Drug Administration is cracking down on just what "healthy" food actually is. The FDA just announced that it's redefining what it considers to be "healthy" and, as a result, what these manufacturers can label as such. For something to be considered "healthy" under the new guidelines, food products ...