But what kind of sickness do your symptoms point to? Here's a breakdown for COVID-19, flu and more — and why testing is so ...

But in the months since the outbreak was first detected, the spread of the virus in cows has not been contained, with ...

Influenza A is the most common variant of the flu and the one you’re most likely to get during pregnancy. A flu shot is the ...

H5N1 influenza has now been detected in pigs. This was something virologists had been worrying about ever since this highly ...

As the H5N1 avian influenza virus continues its rampage through U.S. dairy cow ... Known cases have mostly been mild, ...

A Texas case of H5N1 in a dairy worker revealed a virus capable of fatal transmission in ferrets, raising concerns about its ...

The most common complication of severe influenza is pneumonia, a lung infection that can result from the flu virus or from a secondary bacterial infection, Dr. Liu said. The flu can also trigger ...

Birds and humans have different types of receptors in their respiratory tract that flu viruses attach to, like a lock ...

An ED patient unhappy Dr. Kube would not give him antibiotics for his virus because they aren't useful began yelling and ...

The first case of Highly Pathogenic Avian Influenza (HPAI) has been confirmed in a backyard flock of geese and chickens in ...

Swine can act as so-called “mixing vessels” for human and bird flus, giving avian viruses an opportunity to adapt for spreading in people.

but "I would say the concern elevated slightly with this pig infection," Stacey Schultz-Cherry, a virus expert at St. Jude ...