Whonphl50_SmallUS flu is starting to spread in the US as noted by the Week 50 map and statistics on the CDC Flu Weekly report.  It is just a matter of time before the rest of the states follow the trend. Kids going back to school after the Christmas break will really kick it off.

If you haven’t gotten your flu shot, go get it. Now!

The influenza activity reported by state and territorial epidemiologists indicates geographic spread of influenza viruses, but does not measure the severity of influenza activity.


During week 50, the following influenza activity was reported:

  • Regional influenza activity was reported by Guam, Puerto Rico and five states (Kentucky, Maryland, Minnesota, North Carolina, and Pennsylvania).
  • Local influenza activity was reported by the U.S. Virgin Islands and 14 states (Alabama, Arizona, Connecticut, Idaho, Indiana, Iowa, Massachusetts, Nevada, New Hampshire, New Jersey, New Mexico, Oregon, Texas, and Virginia).
  • Sporadic influenza activity was reported by the District of Columbia and 27 states (Alaska, Arkansas, California, Colorado, Florida, Georgia, Hawaii, Kansas, Louisiana, Maine, Michigan, Missouri, Montana, Nebraska, New York, North Dakota, Ohio, Oklahoma, South Carolina, South Dakota, Tennessee, Utah, Vermont, Washington, West Virginia, Wisconsin, and Wyoming).
  • No influenza activity was reported by four states (Delaware, Illinois, Mississippi, and Rhode Island).