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PCD is available online only, and we have no plans to publish a print edition of the journal. As a courtesy to our readers, we offer a PDF file for each article, which can be downloaded and printed.

Physical activity levels are influenced by the built environment. We examined how changes in the built environment affected residents’ physical activity levels in a low-income, primarily African American neighborhood in New Orleans.

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A resource for findings and recommendations to reduce the risk of severe obstructive lung disease (bronchiolitis obliterans) associated with occupational exposures to flavorings.

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Bat Influenza (Flu) - CDC

New influenza virus discovered in Guatemalan fruit bats

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