Influenza levels in the US are the highest they've been in 15 years amid winter weather and a second wave of the virus.

Weekly numbers show that 2% of U.S. deaths for week 5 were due to the flu. COVID was responsible for 1.5% of deaths in the ...

The U.S. is in the midst of its first “high severity” flu season in seven years. Flu activity has slowed in recent weeks, but ...

After one of the worst influenza seasons the country has seen in some time, cases are declining. School outbreaks peaked in ...

CDC data show that the vast majority of flu cases this year have been caused by influenza A viruses. Officials have ...

One of the worst flu seasons in years has reached its peak and is improving, officials with the Centers for Disease Control ...

Arizona's flu season may have peaked, but the virus continues to cause illness. Here's a look at symptoms to watch for.

But that's not the case for one family in Ohio ... flu this season had brain damage. "The CDC is paying attention to concerns that perhaps this year's flu is so intense that kids may be at ...