Influenza A virus particles strategically adapt their shape -- to become either spheres or larger filaments -- to favor their ability to infect cells depending on environmental conditions, according ...

Nasal sprays can provide relief from flu symptoms by reducing nasal congestion and inflammation, making it easier to breathe.

Influenza A virus particles strategically adapt their shape-to become either spheres or larger filaments-to favor their ability to infect cells depending on environmental conditions, according to a ...

It's flu season right now, and the U.S. is in the midst of a wave that's straining hospitals. But not all influenza is the ...

The CDC says bird flu is a disease caused by avian influenza A viruses (H5N1) that usually spread between birds, not people. It occurs naturally among wild aquatic birds. It's very contagious ...

H5N9 is a rare strain of avian influenza. H5N1 is the more common strain of the bird flu and has been responsible for most of the reported human cases. H5N1 was responsible for the first human ...

Read on to learn about the different types of flu. Flu, or influenza, is a contagious respiratory infection caused by various flu viruses. Symptoms include muscle aches and soreness, headache ...

without the typical respiratory symptoms associated with "being infected with influenza viruses". "These cases highlight the variable presentations of the flu, which can delay diagnosis," said Dr ...

Cases of influenza A, COVID and respiratory syncytial virus are “high” or “very high” across large swaths of the country as norovirus cases also levels increase, per the agency.

A subtype of bird flu caused by avian influenza A (H5) virus has been spreading worldwide in wild birds with a few outbreaks in poultry, dairy cows and other mammals across the United States ...