A new flu strain has been detected, with the variant dubbed influenza A subclade K. How severe is the strain and does the ...

Subclade K, which is circulating in Arizona, has been dubbed a 'super flu' but some experts say that's not an accurate ...

A new flu variant known as subclade K is on the rise across the country. Although a spike in this particular strain of influenza, referred to by some as a “super flu,” has been recorded, symptoms ...

Researchers are not just worried about the virus popping up on American farms. Other types are causing trouble around the ...

Flu, COVID-19, the common cold and RSV have similarities, but they differ in their severity, contagiousness and symptoms. Vaccines are available for COVID-19, the flu and RSV. However, there is no ...

In a striking real-world experiment, flu patients spent days indoors with healthy volunteers, but the virus never spread.

Doctors and scientists say this year's influenza season could be tougher than usual. A new version of the flu virus, called H3N2, is spreading quickly. At the same time, fewer people are getting flu ...