A spike in flu cases in NY offered clues on when the season may end, underscoring it's not too late to get a flu shot.

What is H5N9 and how is it different from H5N1? Scientists classify bird flu viruses by which kind of two key proteins are ...

Yes—but at a slightly smaller dose than teens and adults. Children who are 2 weeks to 12 years old take a twice-daily dose ...

Over 160,000 people this season have landed in the hospital from flu complications, CDC estimates. More than 6,600 have died.

The CDC began reporting higher flu rates across the U.S. in late fall. A North Texas health official explains why the ...

While coughing, runny nose, sore throat and mild fever are overlapping symptoms of hMPV and the common cold, both are not the ...