Flu-related pediatric deaths have doubled since last week, according to the CDC. Here's what to know this week, including ...

The CDC estimates there have been at least 19 million cases so far this season.

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

Flu season in the U.S. is particularly bad this year, and a new branch of the flu family tree may be to blame.

Flu activity continues to remain elevated across the U.S. with at least 18 million cases, according to newly released data ...

The U.S. has terminated its partnership with the World Health Organization, opting instead to work directly with other ...

There is a high number of flu cases in South Carolina, even after numbers have decreased since last week. A winter storm ...

Health and Human Services Secretary Robert F. Kennedy Jr. tells USA TODAY where his personal concerns about vaccines and food ...

The sooner someone takes a flu test after they start to experience symptoms of the illness, the better, Dr. Sheldon Campbell ...

Subclade K (previously known as J.2.4.1) is gaining attention because it appears to be spreading much earlier in the flu ...

A New Jersey family is threatening to sue Morristown Medical Center for $25 million after their 2-year-old son was discharged and died from complications of the flu. Isais Castillo IV, who died Jan. 6 ...