全国进入流感快速上升阶段

Core Insights - The flu is currently on the rise in China, with most provinces reaching epidemic levels, as reported by the Chinese Center for Disease Control and Prevention [1] - The latest report indicates that flu-like cases in sentinel hospitals have reached the highest levels in four years, with northern provinces reporting 7.0% and southern provinces 6.7% of emergency cases being flu-like [1] - A total of 955 flu-like outbreaks were reported nationwide, with 741 caused by the H3N2 strain [1] - The World Health Organization estimates that seasonal flu can lead to 3 to 5 million severe cases and 290,000 to 650,000 respiratory disease-related deaths globally each year [1] - The flu vaccine is the most effective and economical method to prevent flu, significantly reducing severe cases and mortality rates [1] Vaccination Insights - Annual flu vaccination is recommended as the vaccine is updated each year based on global monitoring data to match circulating strains [1] - The Chinese Center for Disease Control and Prevention released the "Technical Guidelines for Influenza Vaccine Prevention (2025-2026)" on November 3, indicating changes in the vaccine components for the H3N2 strain compared to the previous year [1]