Health Alert - Retail Milk Monitoring of Influenza A(H5N1) in Dairy Cattle

Retail Milk Monitoring of Influenza A(H5N1) in Dairy Cattle, United States, 2024–2025; Abstract US retail milk monitoring during April 13–May 3, 2024, identified influenza A(H5N1) viral RNA in 36% of retail milk samples, indicating widespread undetected infections in US dairy cows. After federal initiatives, reported infections more closely aligned with findings in retail milk during December 27, 2024–January 29, 2025, reflecting improved detection and control. Read the full article in the February edition of Emerging Infectious Disease here.