Heirloom beets served at Bibiana Restaurant in downtown Washington, D.C. Joseph Silverman/The Washington Times /Landov hide caption

itoggle caption Joseph Silverman/The Washington Times /Landov

Anna Hu at the Ao Hua Farmers Market in Shanghai. After years of working long hours and eating only in restaurants, Hu has learned how to cook vegetables and eat more healthfully. Eliza Barclay/NPR hide caption

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Rachel Zayas, a registered nurse, sets up the shift board for the night shift at the Cleveland Clinic. Chuck Crow/The Plain Dealer /Landov hide caption

itoggle caption Chuck Crow/The Plain Dealer /Landov

Greg Seider's version of a French 75 is a cocktail with gin, lemon juice and agave topped with prosecco or champagne. iStockphoto.com hide caption

itoggle caption iStockphoto.com

People who ate a diet high in omega-3 fatty acids and vitamin D, which are commonly found in fish, and in vitamins C, E and B, which are often found in vegetables, were less likely to have their brains shrink, and were more likely to score higher on the memory and thinking tests, a study found. iStockphoto.com hide caption

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Georgia O'Neal harvests winter greens at the Tree and Leaf Farm in Unionville, Va., on March 16, 2011. Maggie Starbard/NPR hide caption

itoggle caption Maggie Starbard/NPR