9/15 The United States has recorded 66 human H5N1 cases since tracking began in 2022, with one death in January 2025. While human-to-human transmission hasn't occurred, researchers fear viral evolution could enable airborne spread.
#HumanCases #TransmissionRisk #ViralAdaptation
6/8 This follows Mexico's first human H5N2 bird flu case in June 2024—a 59-year-old man who died despite having no known contact with poultry, raising questions about transmission routes.
#H5N2Case #TransmissionRisk
Bird Flu Updates: Virus Mutation in First Severe Human Case in U.S. May Increase Transmission
The virus in the first severe human bird flu case in the U.S. was found to have mutated. Follow N...
#birdflu #virusmutation #publichealth #transmissionrisk #healthnews
