The onset of H3N2 flu is often sudden and intense. Symptoms can develop within hours and include fever, chills, headache, ...

Changes in the key antigenic regions of H3N2 viruses suggest that the upcoming flu season may require closer attention to ...

A new mutated version of the flu virus, H3N2 subclade K, is circulating early this winter, prompting discussions on the importance of vaccination even for healthy individuals.

An influenza infection brings with it an increased risk of heart attack and stroke, data published in the Journal of the ...

A fast-spreading H3N2 flu strain is driving an unusually intense early season in the U.S., with millions of illnesses and ...

The holiday season this year has been hit by a super flu, especially in the Northern Hemisphere. H3N2 Subclade K is a ...

The rate of flu hospitalization in Canada has nearly doubled compared to the previous week of available data, with infections ...

Doctors and scientists say this year's influenza season could be tougher than usual, with a new version of the flu virus, ...

In this news bulletin, an Unidentified speaker reports on a severe health crisis unfolding in the United Kingdom ahead of the ...

Flu activity has surged in many parts of the Northern Hemisphere, driven primarily by a newly emerged H3N2 strain known as ...

Adenoviruses are a group of common respiratory viruses that can cause severe cold-like symptoms. It can cause illness in ...

New flu variant A/H3N2 K spreads to 30+ countries. Learn symptoms, risks, and whether you should be worried about this ...