State and federal data show high levels of respiratory illnesses. Here's what to know about the illnesses circulating this ...

While the latest state report shows the first significant decrease in flu cases since the peak, the numbers are still higher ...

The CDC says the risk of bird flu to the general public is low, but public health experts say they are worried the virus ...

Current strains of bird flu are “poorly suited for pandemic potential,” said Dr. Shira Doron, a Tufts Medicine infectious ...

The Centers for Disease Control’s influenza map has Louisiana shaded purple, indicating very high levels of the flu. Other ...

By Dr. Chinta Sidharthan Scientists reveal the mammary gland's hidden role in influenza A infections, spotlighting the urgent ...

Bird flu is being cited as the cause of the recent deaths of a Chilean flamingo and harbor seal at Lincoln Park Zoo, the zoo ...

Health officials say the consistent, very low-level detections indicate a high likelihood that H5 bird flu virus is on Kauai.

there are even more opportunities for the bird flu to acquire mutations as the different influenza viruses mix. A 13-year-old girl in British Columbia who was hospitalized with bird flu for several ...

Researchers have identified nine mutations in a bird flu strain from a person in Texas. Bad news: this strain is more capable of causing disease and replicates better in the brain. Good news: approved ...

Cases of a respiratory virus that causes flu-like symptoms are surging in China, raising plenty of questions about what this ...