New Mexico, Texas and Nebraska are among the states with the highest number of people showing flu-like symptoms.

The map of flu activity across the United States continues to darken, both figuratively and literally, as case numbers spike ...

South Carolina is one of a handful of states with the highest number of flu cases in the United States, according to data ...

These states and cities have all experienced "very high" ILI activity levels ... It is important to note that the CDC's map monitors visits to the doctor for ILI symptoms such as a fever, cough ...