Older adults with long-term exposure to higher levels of pollution are at higher risk for hospitalization for pneumonia, according to researchers in Canada. "Our study found that among older individuals, long-term exposure to traffic pollution independently increased their risk of hospitalization for pneumonia," said principal investigator, Mark Loeb, M.D., of McMaster University. The research will be published in the January 1 issue of the American Thoracic Society's American Journal of Respiratory and Critical Care Medicine... 
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