Each state decides whether and how to mandate vaccines to school-age children, or during a pandemic. The states and localities are then responsible for giving out (or choosing not to give out) ...

A child in California has tested positive for bird flu, despite having no known contact with infected animals, state ...

A 42% spike in flu cases in late October pushed health officials to urge New Yorkers to brace for respiratory illness during ...

As of early November, flu activity in Kentucky is low, but if a rise in pediatric cases nationally is any indication, there’s likely to be more cases among adults ...

From the editorial: "Too many of us ... (are) allowing those who aim to deceive, often with ulterior motives that have ...

As a virus scientist in South Africa, I’ve been watching with dread as H5N1 bird flu spreads among animals in the United ...

For many people, the immune system can clear those symptoms in about a week. But for others, flu can lead to severe illness, ...

The flu vaccine is different this year after the apparent elimination of a long-standing influenza strain. As a result, what ...

(CNN) — A child is home and recovering after a possible case of bird flu in Alameda County ... the health department said in a news release.

A newly reformulated flu vaccine for this season eliminates a long-standing strain that has been used for decades. As a ...

Antibody makeup influences the severity of flu. Viruses are the fastest-evolving biological entity on earth. This fact ...

The H5N1 virus that infected a Canadian teen appears not to have spread, but it shows signs of mutation that makes flu ...