WHO: Influenza Update N° 527 May 21, 2025 | Emergency Situational Updates (For reporting Week 19, ending 11 May 2025) In the Northern hemisphere, influenza positivity continued to decline or remained stable with minor increases reported in a few countries in Central America and the Caribbean, Eastern Africa, Eastern Europe, and Southern, South-East and Eastern Asia. Influenza positivity remained elevated in Central America and the Caribbean…
