H1N1 swine flu and other viruses are believed to spread when a person has contact with a person infected with the virus or a surface with the virus on it. According to the United States Centers for Disease Control and Prevention (CDC), you can reduce your risk of contracting swine flu and other viruses by washing your hands thoroughly and correctly. In this video, Becky Kuhn, MD demonstrates the correct, CDC-recommended handwashing technique that will clean your hands most thoroughly and ...