Last week’s national flu tracker showed Georgia and South Carolina among the hardest-hit states, with flu levels “very high.” ...

The flu has further tightened its grip on the U.S. This season is now as bad as the swine flu epidemic nine years ago. A government report out Friday shows 1 of every 13 visits to the doctor last week ...

U.S. flu infections are showing signs of a slight decline, but health officials say it’s not clear that this severe flu ...

On April 29, 2009, the World Health Organization raised its pandemic alert to 5, the secondhighest level. The United States Department of Homeland Security has declared a public health emergency over ...

Flu cases are ticking down, but experts warn the U.S. isn’t out of the woods yet.

Flu cases and hospitalizations are surging, already breaking last season's records. Here's where activity is highest, what ...

Georgia and South Carolina among are the states hit fhardest by flu, but officials say it is not clear that the season has ...

U.S. flu infections are still surging, and health officials say it's a severe season that's likely to get worse.