McDonald's is super popular in Israel — the chain even offers potato-starch hamburger buns, like this one, that are kosher for Passover. But now McD's is fighting back against the Israeli health ministry's accusations that it's "junk food." Daniel Estrin for NPR hide caption

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It's not just kombucha and yogurt: Probiotics are now showing up in dozens of packaged foods. But what exactly do these designer foods with friendly flora actually offer — besides a high price tag? Saul Loeb/AFP/Getty Images hide caption

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The FDA says tortillas and other foods made with corn masa flour can now be fortified with folic acid. The move is aimed at reducing severe brain and spinal cord defects in babies born to Hispanic women. Verónica Zaragovia for NPR hide caption

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A Fitbit Saved His Life? Well, Maybe
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Khadija Sabir of Lovie Lee's Stars of Tomorrow preschool in Philadelphia attends a soda tax rally with three of her charges. The proposed tax promises to pay for universal pre-K, parks and recreation centers. Emma Lee/WHYY hide caption

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Philly Wants To Tax Soda To Raise Money For Schools
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A view of the lush Samoan vegetation in American Samoa, Tutuila Island. LCDR Eric Johnson/National Oceanic and Atmospheric Administration hide caption

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A Bolivian farmer harvests organic quinoa in his fields in Puerto Perez, Bolivia. Some researchers are working with quinoa farmers in Bolivia and Peru to try to develop internal markets for threatened varieties — for example, in hospital and school food programs. Juan Karita/AP hide caption

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Shoppers sort through yellow plums at the Union Square Park greenmarket in New York City. A study of retailers in Manhattan finds that organic foods are much more common in affluent neighborhoods. Andy Katz/Pacific Press/LightRocket via Getty Images hide caption

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People who drink in moderation tend to be better educated and more well off, which increases their odds of being healthy. Photographer: Katsiaryna Pakhoma/iStockphoto hide caption

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Students eat breakfast at the Blueberry Harvest School at Harrington Elementary School in Harrington, Maine. Whitney Hayward/Portland Press Herald via Getty Images hide caption

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An analysis of 20 studies failed to find good evidence that standing at a work desk is better than sitting. Photo illustration by Meredith Rizzo/NPR hide caption

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Chew On This: Slicing Meat Helped Shape Modern Humans
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Nearly one-third of households on SNAP, formerly known as food stamps, still have to visit a food pantry to keep themselves fed, according to USDA data. Luke Sharrett/Bloomberg via Getty Images hide caption

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Sleep Munchies: Why It's Harder To Resist Snacks When We're Tired
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We know eating more produce is good for your heart. Now computer models suggest slashing the price by about a third could result in dramatically lower death rates from heart disease and stroke. iStockphoto hide caption

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