The antibiotic-free pigs roam freely on Niman Ranch in Iowa. Sarah Willis/courtesy Niman Ranch hide caption

toggle caption Sarah Willis/courtesy Niman Ranch

New York City food carts would also be affected by Mayor Michael Bloomberg's proposal to ban sugary drinks 16 oz. and larger. Andrew Burton/Getty Images hide caption

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Hugo Campos' implantable cardioverter-defibrillator was a mystery to him. So he decided to ask his doctor for access to the data. He made this image with one of his own X-rays. Hugo Campos hide caption

toggle caption Hugo Campos

A label on a package of Tide laundry detergent packets warns parents to keep them away from children. Nearly 250 cases of illness from such packets have been reported to poison control centers this year. Pat Sullivan/AP hide caption

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