This 2010 photo from the National Heart, Lung and Blood Institute provided by the University of Illinois at Chicago shows a study participant undergoing a medical exam at the Chicago site of landmark ... more 
This 2010 photo from the National Heart, Lung and Blood Institute provided by the University of Illinois at Chicago shows a study participant undergoing a medical exam at the Chicago site of landmark research on the health of Hispanics in the United States. The ongoing National Heart, Lung and Blood Institute study involves more than 16,000 subjects in the Bronx, Chicago, Miami and San Diego. Results released Monday, Feb. 24, 2014, show health differences by country of origin.(AP Photo/Courtesy of the National Heart, Lung and Blood Institute via the University of Illinois at Chicago, Dr. Larissa Aviles-Santa) less 
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Associated Press | Photo By Courtesy of the National Heart, Lung and Blood Institute via the University of Illinois at Chicago, Dr. Larissa Aviles-Santa
Mon, Feb 24, 2014 4:42 PM EST