Although the avian flu (H5N1) virus may not be making the news as frequently, it is still working hard behind the scenes, ...

New versions of the H5N1 virus are increasingly adept at spreading. Suggestions to either let it rip in poultry or vaccinate the birds could backfire.

Read current news and medical research on influenza A, influenza B, including symptoms, vaccines and treatments for flu viruses.

Influenza virus is an infectious agent belonging to the virus family Orthomyxoviridae that causes a respiratory tract infection (influenza or 'flu') in vertebrates.

Amidst an ongoing outbreak of a deadly bird flu virus in livestock, the US Department of Agriculture is doing more to prevent the spread than public health agencies are ...

Catching the flu or COVID can trigger a heart attack or stroke in vulnerable people. Here’s what we can all do to lower our risk.

An advisory panel recently appointed by Health Secretary Robert F. Kennedy Jr. voted on Thursday to walk back longstanding recommendations for flu vaccines containing an ingredient that the anti ...

Our study shows catching common respiratory viruses raises your short-term risk of a heart attack or stroke. In other words, common viruses, such as those that cause flu and COVID, can trigger them.

COVID is still with us, and there will be other pandemics. It’s critical that we don’t forget the lessons we’ve learned.” ...

Welcome to our live blog covering the latest developments from across the continent. Follow real-time updates on political ...

Influenza hemagglutinin subunit vaccines are more effective and offer better cross protection against various influenza virus ...

The likelihood of antiviral prescribing and dispensing among patients with influenza varied by care setting, patient age, and underlying medical conditions.