H5N1 influenza is evolving rapidly, weakening the effectiveness of existing antibodies and increasing its potential threat to ...

You’ve most likely heard about bird flu in the context of egg prices. Eggs are expensive and hard to find right now because ...

The H5N1 avian influenza virus is mutating to evade immune defenses in mammals following prior infection or vaccination.

The detection of bird flu in a sheep is another sign that the H5N1 virus is adapting to hop to new hosts ...

Bird flu has long been a top contender for starting the next pandemic. Between 2003 and 2023, there were 882 cases reported ...

Older Adults Might Be More Resistant to Bird Flu Infections Than Children Mar. 13, 2025 — Older adults who were exposed to seasonal flu viruses that circulated prior to 1968 are more likely to ...

One year since it was discovered in Texas dairy cows, epidemiologists have their hands full tracking the virus’ spread.

H5N1 can still be active in raw milk cheese even after the standard 60-day aging window, according to new research.

There's a new reason to steer clear of raw cheese: New research shows it can harbor the infectious bird flu virus for months.

The H5N1 virus was detected in a single animal in Yorkshire, the British government said on Monday. It added that the risk to humans remained very low.