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H5N1 Outbreak

Current US Outbreak

The recent highly pathogenic avian influenza A(H5N1) virus outbreaks in US dairy cattle has drawn significant attention since the USDA reported detections in dairy herds in Texas and Kansas on March 25, 2024. Since then, the virus has infected dozens of herds across the U.S as well as 3 agricultural workers. 

Public health experts at the US Centers for Disease Control and Prevention and the Johns Hopkins Center for Outbreak Response Innovation (CORI) assess that the risk to the general public is still low. However, sporadic human cases are expected, particularly in agriculture workers


Read more about the current situation and expected impact on special populations in the U.S. below. 


Health Risk Assessment