Forms of the virus have spilled over from wild birds into cattle at least twice, raising new questions about the virus’s ...

The United States is seeing a second peak in flu cases this season. After doctor’s office visits for flu dipped early this ...

As bird flu continues to spread across the United States, questions have emerged about the risk of contracting the virus from ...

While these three deaths represent only about 4 percent of the 73 San Diego County residents who died after picking up the flu this season, Dr. Seema Shah, the county’s interim deputy public health ...

While the risk to humans of exposure from cows or milk remains low, this new flu spillover from birds into cows raises the need for continued surveillance.

A recent study conducted on human A(H5N1) cases in the United States found that conjunctivitis was the primary symptom ...