With flu cases surging in Illinois, mitigating spread is increasingly important. But how long are you actually contagious ...

One clue that you may have the flu is how quickly the symptoms manifest. While the common cold may develop gradually, with a ...

Even without a perfect match, public health experts say the flu vaccine offers important protection against serious ...

Researchers are not just worried about the virus popping up on American farms. Other types are causing trouble around the ...

The immune system’s first encounter with a virus or vaccine establishes a “starting template” that shapes its response to new ...

"Beyond typical flu symptoms like fever, cough and body aches, warning signs include trouble breathing, chest pain, confusion ...

The discovery of a hybrid mpox virus and growing clade Ib infections reveal how mpox continues to evolve and spread in ...

Subclade K, which is circulating in Arizona, has been dubbed a 'super flu' but some experts say that's not an accurate ...

A new flu variant, subclade K, is driving an uptick in cases across the U.S. and prolonging influenza seasons in other parts of the world.

The rise in cases and first pediatric death of the season led some Chicago suburbs to put out warnings as the flu continues ...

A surge of influenza is being reported in North Central Pennsylvania. “We are seeing quite a bit of influenza,” said Dr.

A surge of influenza is being reported in North Central Pennsylvania. “We are seeing quite a bit of influenza,” said Dr. Roman Tuma, Infectious Disease Specialist, UPMC North Central Pa. “We have seen ...