The progression of the species-jumping disease has been unprecedented, including the first-ever U.S. cases of infections in ...

Blood testing of large-animal veterinarians suggests that H5N1 bird flu has spread more widely than US surveillance of the ...

For the first time since 1952, publication of the CDC's Morbidity and Mortality Weekly Report was halted. It returned on Feb.

Bird flu, also known as H5N1, continues to spread among U.S. livestock, driving up egg prices and worrying public health ...

Pet owners must take "proper precautions to reduce the risk of spread," said Dr. Susan Nelson, a veterinarian and professor.

If you want to excite public health officials, ask them about the H5N1 avian influenza virus. This flu virus has been ...

Experts say it is safe to eat fully cooked eggs to prevent the H5N1 virus or foodborne illnesses like salmonella. Here’s what ...

A dairy worker in Nevada was infected with a new type of bird flu that’s different from the version that has been spreading ...

After going quiet on bird flu, CDC scientists have published a report on its spread among veterinarians. The findings suggest a need for better surveillance.