Bird flu is caused by several types of influenza A viruses. It primarily affects wild and domestic birds, but can also infect ...

Flu deaths have surpassed COVID-19 in California for the first time since the pandemic, with concerns over low vaccination rates and a likely severe flu season.

The Centers for Disease Control and Prevention reports that flu cases in the United States this season are at their highest levels since the 2009–2010 swine flu. For the first time, the death rate for ...

Doctor visits for flu symptoms are at a 15-year high. Why is this flu season so bad? Doctors discuss flu trends, symptoms and how to stay safe.

As reports swirl about a “quademic” sweeping the nation, it can feel like every virus is peaking at once as Americans sniffle ...

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 ...

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

With data showing a significant rise in flu cases nationwide, medical experts are describing it as the worst flu season since ...