More flu-related searches are taken to indicate higher flu activity.
For the week ending Nov. 26, 21 states reported no flu activity.
It also said there was significant flu activity in virtually all states, which was considered to be quite unusual for this time of year.
But overall flu activity appears to be going down.
The latest report and map show early signs of increased flu activity in the United States.
The latest estimates support this advice, and indicate that although flu activity is low, people continue to get infected.
Dr. Gunn said there was no way to tell what the early flu activity meant for the rest of the season.
This is the sixth consecutive week that no states reported widespread or regional flu activity.
Alaska and Texas are the only two Western states reporting widespread flu activity.
Over the past 35 years, flu activity has usually peaked in February.