Influenza cases continue to mount with the virus reaching activity levels in the U.S. not seen for the last 15 years, ...

Influenza cases continue to mount with the virus reaching activity levels in the U.S. not seen for the last 15 years, ...

Scientists are calling on the US CDC to disclose data about the risks of bird flu to people and pets that was posted briefly online and quickly deleted.

Flu cases are surging across the nation, closing nearly a dozen schools and swamping hospitals in some states. At least 24 ...

During this week, of the 4,377 viruses reported by public health laboratories, 4,264 and 113 were influenza A and B, respectively. Of the 3,458 influenza A viruses subtyped, 53.7% were influenza A ...

Eileen Yam and Giancarlo Pasquini contributed to this chapter. Five years after the pandemic began, Americans largely see ...