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

The U.S. is seeing a "quad-demic" as cases of COVID-19, flu, RSV and norovirus spread at the same time. Experts said this is ...

Respiratory viruses are continuing to spread across the United States and such activity "is expected to continue for several ...

The CDC assures the public that the current risk to human health remains low but continues to closely monitor the situation. Flu surveillance systems are actively tracking H5N1 activity in humans ...

The information was not reported as it usually is by the CDC, in a weekly breakdown of flu activity called FluView, but was added to a section that focuses on respiratory illnesses in general.

According to the CDC, Bird flu is a disease caused by avian influenza A viruses that usually spread between birds, not people. Most human cases of bird flu in the U.S. have been mild so far ...

According to the CDC, Bird flu is a disease caused by avian influenza A viruses that usually spread between birds, not people. Most human cases of bird flu in the U.S. have been mild so far ...

The information was not reported as it usually is by the CDC, in a weekly breakdown of flu activity called FluView, but was added to a section that focuses on respiratory illnesses in general. Trends ...