Global H5N1 Avian Flu Outbreak Intensifies Worldwide, Experts Urge Vigilance as Virus Spreads Across Continents

Global H5N1 Avian Flu Outbreak Intensifies Worldwide, Experts Urge Vigilance as Virus Spreads Across Continents

Published: December 6, 2025

Duration: 4:44

This is H5N1 Global Scan: Avian Flu Worldwide.

H5N1 avian influenza has become a truly global animal health crisis, with human infections still rare but closely watched. The World Health Organization reports nearly a thousand human H5N1 cases since 2003, with almost half proving fatal, though no sustained human‑to‑human transmission has been seen to date. The Food and Agriculture Organization notes hundreds of new high‑path avian flu outbreaks in animals across nearly 40 countries in just the last few months, underlining how entrenched the virus has become in birds and some mammals.

Region...
Global H5N1 Avian Flu Outbreak Intensifies Worldwide, Experts Urge Vigilance as Virus Spreads Across Continents - H5N1 Global Scan: Avian Flu Worldwide