risk factors risk for stroke Centers for Disease Control and Prevention U.S. Centers for Disease Control and Prevention U.S. Centers for Disease Control and Prevention risk factors for stroke Risk Factors U.S. Centers for Disease Control and Prevention U.S. Centers for Disease Control and Prevention risk factors http://www.cdc.gov/stroke/risk_factors.htm Risk Factors U.S. Centers for Disease Control and Prevention Centers for Disease Control and Prevention risk factors for stroke