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 ...
Influenza levels in the US are the highest they've been in 15 years amid winter weather and a second wave of the virus.
(NEXSTAR) – The map of flu activity across the United States continues ... New Hampshire, New Jersey, New Mexico, New York, North Carolina, Ohio, Oklahoma, Oregon, Rhode Island, South Carolina ...