From YouTube, produced by CDC
Scientists estimate that people are not washing their hands often or well enough and may transmit up to 80% of all infections by their hands. From doorknobs to animals to food, harmful germs can live on almost everything. Handwashing may be your single most important act to help stop the spread of infection and stay healthy. Video interviews with doctors stress the importance of proper hand washing technique. Video has captions. 3:39 min.