Influenza activity increased in the United States from Dec. 18 to Dec. 24 with eight states and the U.S. territory Guam reporting widespread activity, according to a weekly CDC influenza surveillance report.
The eight states reporting wide spread influenza activity are California, New Hampshire, New York, North Carolina, Oklahoma, Oregon, Pennsylvania and Virginia.
For the agency's comprehensive flu update, both public health and clinical laboratories from across the country report on virologic surveillance on influenza specimens tested. Also, state and territorial epidemiologists report on the geographic spread of the virus.
Thus far, influenza A has accounted for 76.9 percent of the laboratory specimens tested and influenza B has accounted for 23.1 percent.
To read the CDC's FluView report in its entirety, click here.
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