Tennessee's chief medical examiner released a full toxicology report Tuesday for 22-year-old University of Missouri senior Riley Strain, whose body was found in the Cumberland River in March after a ...

A late-emerging influenza A mutation known as subclade K weakened protection, but doctors say vaccination still reduces ...

Americans are being urged to be extra vigilant this winter, as a suite of influenza A mutations has created a dominant virus ...

While vaccines may not fully protect everyone, public health experts say they’re still proven to help prevent serious illness ...

Have you been sick since the new year started? You're not alone; here's what to know about new H3N2 flu strain and its ...

Flu cases continue to climb nationwide, with the majority stemming from the new subclade K strain dubbed the "super flu." What you need to know ...

There have been more than two dozen flu-related deaths in Massachusetts, and experts anticipate cases continuing to rise.

Viruses can change and alter their genetic make-up. When these changes occur, the virus may become more or less of a threat to the human host. Virologists are therefore interested in tracking the ...

Months after missing University of Missouri student Riley Strain's body was found, his autopsy report was released on June 18. The 22-year-old went missing in Nashville, Tennessee, on March 8. After ...