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

A new flu strain, H3N2 Subclade K, is causing a surge in cases across Europe, USA, and Canada. Health organizations are ...

The World Health Organization selected the components for the northern hemisphere influenza vaccine between February and ...

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

Health officials are warning people about a flu virus called H3N2 that is spreading in the United States and other countries ...

A new H3N2 subclade K flu strain is spreading rapidly. Here’s what doctors say about symptoms, contagiousness and vaccine protection.

Flu cases have soared (hospital admissions are up 50% vs this time last year) and reports say there's a new H3N2 strain. Here ...

A mutated flu virus is spreading across the U.S., with 86.8% of recent cases identified as H3N2 subclade K. The flu shot is estimated to be effective against it.

The symptoms and severity of H3N2 illness have been similar to seasonal flu, including fever, cough, runny nose, and possibly ...

GPs explain why this flu strain can take longer to shake – and the simple steps that actually help you recover faster ...

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

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