U.S. researchers say you're more likely to have a stroke if you live in a neighborhood populated by fast-food restaurants. What we don't know is whether fast-food actually increased the risk because of its contents or whether fast-food restaurants are a marker of unhealthy neighborhoods, said Dr.

United States researchers said on Thursday that people who live in neighborhoods packed with fast-food restaurants are more likely to suffer strokes.

U.S. researchers said Wednesday that if you have a brother or sister who had a stroke, your risk of having a brain attack is markedly increased. The risk increases depending on ethnicity, researchers said at the 59th annual meeting of the American Academy of Neurology in Boston.