A baked potato with toppings on a lunch tray at a school in Wisconsin. Students are less likely to eat fruits and vegetables if they're rushing to get to recess, researchers say. Micheal Sears/MCT/Landov hide caption

itoggle caption Micheal Sears/MCT/Landov

Oh, sugar! If this time of year has you rethinking your diet, there is one surefire change you can make to improve health: Cut back on sugar. Farrukh/Flickr hide caption

itoggle caption Farrukh/Flickr

Sure, these Buffalo-chicken-and-kale-stuffed mushrooms look tasty, but they aren't the giant bowl of salt and corn syrup your brain really, really wants. Matthew Mead/AP hide caption

itoggle caption Matthew Mead/AP

Jasjit Kaur Singh, an Indian chef, cooks kaala channa, a traditional spicy Sikh dish. A psychologist says that children who grow up in cultures with lots of spicy food are taught to like spice early on. Richard Lautens/Toronto Star via Getty Images hide caption

itoggle caption Richard Lautens/Toronto Star via Getty Images

The 5:2 diet calls for two days per week of minifasting where the aim is to go a long stretch, say 14 to 18 hours, without eating. During these two fasting days, you also eat only about 600 calories, give or take. Viennaslide/the food passionat/Corbis hide caption

itoggle caption Viennaslide/the food passionat/Corbis

The University of California's Nutrition Policy Institute has proposed that MyPlate include an icon for water. UC Division of Agriculture and Natural Resources hide caption

itoggle caption UC Division of Agriculture and Natural Resources

One reason cooking at home might be linked to poor health? Researchers say it could be because there are too many unhealthful baked goods coming out of the oven. Amriphoto/iStockphoto hide caption

itoggle caption Amriphoto/iStockphoto

Researchers created the bag on the left as an example of groceries bought in December while those on the right show groceries bought in January. After the New Year, some shoppers add healthier items to their carts but end up taking home more calories than they do during the holidays, a study found. Robyn Wishna/Cornell University hide caption

itoggle caption Robyn Wishna/Cornell University

Researchers say they think there's something in the avocado — other than just the healthy fat — that may lower bad cholesterol. Tastyart Ltd Rob White/Getty Images hide caption

itoggle caption Tastyart Ltd Rob White/Getty Images

The Mediterranean-like DASH and the plant-centric Ornish eating plan topped this year's rankings of diets by a panel assembled by U.S. News & World Report. Gillian Blease/Getty Images/Ikon Images hide caption

itoggle caption Gillian Blease/Getty Images/Ikon Images