Scientists took samples from whale blow, identifying possible disease risks for marine mammals in northern seas. By Alexa Robles-Gil In northern Norway, scientists detected a disease-causing virus in ...

Add Yahoo as a preferred source to see more of our stories on Google. A traveler passing through Newark Liberty International Airport tested positive for measles – one of the world’s most infectious ...

A new version of the flu virus is now driving most infections this season, and cases continue to rise across the United States. The strain, known as H3N2 subclade K, has quickly become the dominant ...

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 ...

Cases of measles, one of the world's most infectious and once deemed eliminated diseases, were reported at two major US airports during peak holiday travel. The first case of measles was identified in ...

Ian Lipkin, an experimental pathologist at Columbia University, is today most famous for discovering more than 2,000 viruses, which earned him the moniker “virus hunter,” over a decades-long career in ...

Flu season is off to a rough start this year, according to the Centers for Disease Control and Prevention. While the virus arrived as expected, cases are rising faster, compared with previous years.

At least 14 states and Washington, DC, are reporting high or very high flu activity. The dominant flu strain, a version of influenza A (H3N2) called subclade K, has multiple mutations that make it ...

Norovirus, the infamous "winter vomiting disease," is surging again across the United States. Norovirus is a highly contagious stomach bug that causes sudden, often violent bouts of diarrhea and ...

A new form of the flu, which is highly contagious and aggressive, is sweeping the nation this season. A mutation of influenza A H3N2, called subclade K, has been detected as the culprit in rising ...

The “super flu” behind outbreaks in the US and UK is a new variant of influenza A H3N2, subclade K. Here’s what you need to know. Against this backdrop, some media outlets have begun using the term ...

This story was updated to add new information. A new flu variant is sweeping across the United States, causing millions of reported cases and doubling the number of hospitalizations in a surge doctors ...