California is one of the states ... as shown in the map below. This is the second-most severe category on the CDC's map, after "very high," which includes Washington, Oregon, Nebraska, Kansas ...

Each week, the CDC releases a map of influenza activity across the country. The color-coded map indicates ... Colorado, Idaho, California, Mississippi, Alabama and Connecticut.

Each week, the CDC releases a map of influenza activity across the country. The color-coded map indicates ... Colorado, Idaho, California, Mississippi, Alabama and Connecticut.