In the February 13 issue of the Archives of Internal Medicine, one of the JAMA/Archives journals, two studies examine the association between air quality and the risk of ischemic stroke and cognitive decline in older women.

In the first study, Gregory A. Wellenius, Sc.D., of Brown University, Providence, R.I., and his team assessed the link between the risk of ischemic stroke among individuals admitted between 1999 and 2008 to Beth Israel Deaconess Medical Center who were living in the greater Boston area, and the alterations in fine particulate matter (PM) air pollution (PM