Risk Factors for Severe Swine Flu Include Lung Ailments, Pregnancy, and Obesity

While initial public panic about the swine flu outbreak has largely subsided, the virus continues to spread through our species: The World Health Organization has tallied more than 10,000 cases worldwide, with 80 deaths confirmed. As patterns begin to emerge regarding who gets infected with the H1N1 flu virus, health officials are beginning to map out strategies for a potential wide-spread vaccination campaign. Young people are particularly prone to infection, researchers say.