H5N1 avian flu viruses have been spreading widely in the United States for three years. Numerous mistakes and omissions in ...

A new H5N1 bird flu mutation has appeared in a cluster of infected dairy cows. It's a genetic change that scientists say ...

Not long after the first flu shot was introduced in 1945 by University of Michigan virologist Thomas Francis and his ...

Human protection against bird flu may be easier than previously thought, thanks to new findings about the genetic makeup of the virus and one particular immune cell that all of us have.

IN THE FORECAST. WELL, WE ARE IN THE MIDST OF ONE OF THE WORST FLU SEASONS IN OVER A DECADE, WITH DOCTOR VISITS FOR FLU SYMPTOMS NOW AT A 15 YEAR HIGH. NATIONWIDE, MORE THAN 50,000 PEOPLE WERE ...

From worries about food safety to egg prices, Americans have questions about the bird flu. This strain of bird flu, also known as H5N1, is not entirely new. It's been detected in a variety of bird ...

while a bird flu virus has eight cards from the suit of hearts. If both viruses infect the same cell — often in an animal like a pig, which acts as a mixing vessel — their genetic material can ...

The U.S. is in peak flu season, as the Centers for Disease Control (CDC) says "seasonal influenza activity remains elevated and continues to increase across the country." Case counts vary by state ...

A new report suggests that more Americans may be walking around with bird flu − and not even know it. Researchers from the Centers for Disease Control and Prevention randomly tested 150 ...

Nearly 8% of outpatient visits for respiratory illness last week were for flu. The rate of Americans visiting doctors' offices for flu-like illness continues to reach record levels, new federal ...

One indicator of flu activity is the percentage of doctor’s office visits driven by flu-like symptoms. Last week, that number was clearly higher than the peak of any winter flu season since 2009 ...