Environmental factors continue to make a case for greater risk of catching the new flu, H1N1/A.
Click maps to enlarge.
Though the following article addresses the increased risk of cancer due to air pollution, it's also easy to make a connection to the rates of new flu infection (mapped above) with bad air (mapped here.)
EPA study: 2.2M live in areas where air poses cancer risk
The government's latest snapshot of air pollution across the nation shows residents of New York, Oregon and California faced the highest risk of developing cancer from breathing toxic chemicals.
The results, compiled by the Environmental Protection Agency, represent the most sweeping analysis to date of the state of the nation's air. The analysis is based on emissions from 2002, the latest year for which the EPA had detailed estimates of pollution from across the nation. -- more at USA TODAY.