The Centers for Disease Control and Prevention, or CDC, has an outbreaks section on its website, CDC.gov, that lists updated contagious disease activity in the United States. Its website also offers a FluView section that reports weekly statistics. Weather.com features an updated cold and flu activity section with interactive maps.
The CDC's outbreaks section lists all recently reported U.S.-based outbreaks of communicable illnesses with links to detailed stories about location, origin and recommendations. There is also an influenza section that features a flu activity map, weekly surveillance data and link to FluView, a detailed statistical analysis of current flu activity. The Weather Channel's cold and flu activity section features an interactive U.S. map with preventive recommendations for specific regions. The section is updated daily.