The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.

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 ...

Like clockwork, flu viruses seem to strike more people in winter than in any other season—and there are several reasons for ...

In a breakthrough for influenza research, scientists have discovered immune cells that can recognize influenza (flu) viruses ...

Acute respiratory distress syndrome (ARDS) is present in >10% of all people admitted to critical care and is associated with severe morbidity and mortality. Despite more than half a century since its ...

One recommendation includes being mindful of eye redness, which has been the predominant symptom among recent U.S. cases of avian influenza virus infection, federal health officials noted.

Britain has recently seen a rise in the number of H5N1 influenza cases, with one case confirmed in a human being yesterday.

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 wild goose found in Putnam County tested positive for a “case of highly pathogenic avian influenza,” known as H5N1 or bird flu, but risk to the public remains low, the county’s health ...