The new nutrition standards will replace school lunch dishes like pizza sticks with salad. iStockphoto.com hide caption

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Researchers say that if the price of soda gets higher, people will drink less of it, which will lead to fewer deaths. Joel Saget/AFP/Getty Images hide caption

itoggle caption Joel Saget/AFP/Getty Images

Eliminating junk food from a child's diet is usually not enough to effectively treat attention deficit disorders, a paper shows. Tarah Dawdy via Flickr hide caption

itoggle caption Tarah Dawdy via Flickr

Our drive to eat more in the winter may be a product of less sunlight — or more temptation around us. iStockphoto.com hide caption

itoggle caption iStockphoto.com

A man with a cow in Dong Thap province in southern Vietnam. He got the cow from Heifer International — as well as training and resources to care for it. Courtesy of Juleen Lapporte hide caption

itoggle caption Courtesy of Juleen Lapporte

Nathaniel Donaker, 4, eats Kellogg's Frosted Flakes cereal at his home in Palo Alto, Calif. Frosted Flakes is 27 percent sugar, according to a report by the Environmental Working Group. Paul Sakuma/AP hide caption

itoggle caption Paul Sakuma/AP

Cory Booker is mayor of Newark, New Jersey and honorary vice-chair of the Partnership for a Healthier America. Doug Van Sant hide caption

itoggle caption Doug Van Sant