Emphysema Causes. Cigarette smoking is by far the most dangerous behavior that causes people to develop emphysema, and it is also the most preventable cause. Other risk factors include a deficiency of an enzyme called alpha-1-antitrypsin, air pollution, airway reactivity, heredity, male sex, and age. The importance of cigarette smoking as a risk factor for developing emphysema cannot be overemphasized. Cigarette smoke contributes to this disease process in two ways.
Northern Virginia map - Virginia county, city, map with roads. Arlington County, Alexandria City. Arlington and the city of Alexandria Virginia are close to Washington DC, inside the beltway.
Stafford, VA | Stafford County Public Schools. At North Stafford High, students have the opportunity to take Advanced PlacementÂ® course work and exams. The APÂ® participation rate at North Stafford High is 46 percent. The student body makeup is 50 percent male and 50 percent female, and the total minority enrollment is 53 percent.