When they eat out at a restaurant, kids consume more calories than they do at home. Here, members of the Long Island Gulls hockey team enjoy a lunch at TGI Friday's back in 2007 in Marlborough, Mass. Bruce Bennett/Getty Images hide caption

itoggle caption Bruce Bennett/Getty Images

Calorie counts like the one on this McDonald's drive-thru in New York are intended to help people make healthier choices. But researchers say they're often too confusing. Ed Ou/AP hide caption

itoggle caption Ed Ou/AP

An employee packs a customer's takeout order at a Panda Express restaurant in Los Angeles. Fred Prouser/Reuters /Landov hide caption

itoggle caption Fred Prouser/Reuters /Landov

Signs for "Bypass Burgers" and "Flatliner Fries" are seen in the window of the Heart Attack Grill in Las Vegas. A man who suffered a heart attack in the restaurant was wheeled out on a stretcher Saturday. Julie Jacobson/AP hide caption

itoggle caption Julie Jacobson/AP