The bird flu virus remains a wild card that continues to threaten U.S. poultry and egg supplies while upping the ante with risk to human health.

How dangerous is it? Where did it come from? H5N1 influenza’s origins stretch back to the 1990s, and key events paved the way ...

Pigs could play a key role in ending the flu as we know it. That’s the message behind new research testing a ...

The idea is biologically plausible and historically grounded — and it reframes how we think about the origin of pandemics.

The study, “Epitope-Optimized Vaccine Elicits Cross-Species Immunity Against Influenza A Virus,” describes a vaccine that protects against H1N1 swine flu and can also protect against influenza in ...

The first death caused by H5N1 bird flu was reported in January 2025. Some believe the virus could eventually pose a widespread risk to the public.

It's the most pediatric flu-related deaths since the swine flu pandemic 15 years ago. The state's Department of Health and Human Services is reporting 78 total deaths in New Hampshire from the flu.

The pediatric death toll from the flu this season is the highest it’s been since the 2009-2010 swine flu pandemic, according to a new report from the Centers for Disease Control and Prevention (CDC).

Daniel de la Hoz/Getty Images The CDC reports the highest level of flu cases since the swine flu pandemic of 2009. For the first time, the death rate for flu cases is higher than the mortality ...

A pig in Oregon has tested positive for H5N1 bird flu, according to a Wednesday announcement from the U.S. Department of Agriculture (USDA). The infected pig was from a backyard farming operation ...

Alarm bells instantly went off within the epidemiology community: Could Pvt. Lewis’ death from an H1N1 swine flu be a harbinger of another global pandemic like the terrible 1918 H1N1 swine flu ...

If there’s reasonable amount of suspicion, we put the patient on swine flu drugs to cut out the risk. Those with fever and other flu symptoms should wear a mask and isolate themselves.