Swordfish from Canada are marked with a label from the Marine Stewardship Council at a Whole Foods in Washington, D.C. The MSC says its label means the fish were caught by a sustainable fishery, but critics says it's not always so clear. Margot Williams/NPR hide caption

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John Kelly and Dr. Marcia Angell were advocates on opposing sides of a Massachusetts measure to legalize physician-assisted suicide. Jesse Costa/Jesse Costa/WBUR hide caption

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Nurse practitioner Leah Martin examines 13-month-old Mia Beavers at a CVS clinic in Chagrin Falls, Ohio, in early 2009. Mia's mother, Brittany, looks on. Marvin Fong/The Plain Dealer/Landov hide caption

itoggle caption Marvin Fong/The Plain Dealer/Landov

Some Americans are cutting back on red meat, and health concerns seem to be the biggest reason they're doing it, a survey found. Shmeliova Natalia/iStockphoto.com hide caption

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