Handwashing Health to Prevent Infectious Diseases Handwashing is an essential precaution during cold and flu season, and has taken on an even greater significance due to the COVID-19 pandemic. From the beginning of the pandemic, the Centers for Disease Control and Prevention (CDC) has urged people to wash their hands regularly as a key effort to reduce the spread of infection. Careful attention to washing hands throughout the day can prevent us and our loved ones from coming down with colds and the flu, as well as help with continued efforts to flatten the curve of COVID-19. Read more