This flu season already appears to be one of the worst in decades. A mutation of the influenza A virus called subclade K is fueling transmission. The flu vaccine, while not an ideal match for subclade ...

Activity during the current flu season is growing to severe levels, with the percentage of doctors’ visits for flu-like illnesses reaching the highest level on record, according to the most recent ...

In older adults, a single dose of the mRNA-1010 vaccine shows superior efficacy to the standard-dose inactivated seasonal ...

WICHITA, Kan. (KAKE) – Flu activity is surging across the United States, with new data from the Centers for Disease Control and Prevention showing flu-like illness at the highest level ever recorded.

Flu activity is continuing to climb across the U.S. as hospitalizations rise, according to newly released data from the Centers for Disease Control and Prevention. The percent of outpatient visits for ...

Scientists investigating how influenza viruses replicate within cells "accidentally" discovered that different flu viruses ...

Flu season might be winding down — but don’t stash the tissues just yet. A little-known respiratory virus with no vaccine or treatment has been quietly picking up steam since the start of winter, ...

Health authorities in one Aussie state have issued an urgent plea as hospitals brace for another crushing surge.

The winter surge of flu-like illnesses and a variety of contagious infections continue to grow. But how do you know what you have? It can be tricky to figure out, that's why doctors say it's important ...