Good Germs May Fight Colds & Flu

Some folks may wash their hands frequently, get plenty of sleep, and stay away anyone who is sneezing or coughing to battle swine flu. But what about fighting bad germs with good germs? Dr. Kim Mulvihill reports.

CBS San Francisco | November 6, 2009

Tags:. .sneezing. .germs. .coughing. .swine. .plenty