Flu hospitalizations and doctor visits are at a 15-year high. Why is this flu season so bad? Doctors discuss influenza trends ...

CINCINNATI (WKRC) — For the first time in more than seven years, t he Centers for Disease Control and Prevention (CDC) has ...

The most common complication of severe influenza is pneumonia, a lung infection that can result from the flu virus or from a secondary bacterial infection, Dr. Liu said. The flu can also trigger ...

The flu virus is changing in ways never seen before, increasing infections and raising concerns about vaccine effectiveness and public health risks.

Influenza A virus particles strategically adapt their shape -- to become either spheres or larger filaments -- to favor their ability to infect cells depending on environmental conditions, according ...

Cold and flu may seem alike, but knowing their key differences can prevent serious health risks. Learn how to recognize and ...

Ian Randall is Newsweek's Deputy Science Editor, based in Royston, U.K. His focus is reporting on science and health. He has covered archeology, geology, and physics extensively. Ian joined ...

The California Department of Public Health told SFGATE “elevated rates” of flu hospitalizations also have been reported ...

Influenza spreads through person-to-person interactions, usually when a sick person coughs, sneezes or talks. Vaccines can prevent severe infections and medical complications from the flu ...

There’s more to bird flu than expensive eggs. You may have noticed egg prices going up, and even eggs being scarce. Bird flu ...

Influenza A virus particles strategically adapt their shape—to become either spheres or larger filaments—to favor their ...