中疾控：预计未来流感活动还将进一步上升

Core Viewpoint - The current flu season in China is experiencing a significant rise in activity, with the predominant strain being H3N2, and there is a notable increase in flu outbreaks in schools and childcare institutions [1][2]. Group 1: Flu Virus Evolution and Current Situation - The flu virus undergoes antigenic drift, leading to seasonal outbreaks, but there is no evidence of increasingly stronger mutations or new infectious diseases [1][2]. - The current flu season (2025-2026) is characterized by the co-circulation of H3N2, H1N1, and B-type flu viruses, with a notable increase in flu activity across many provinces [2]. Group 2: Public Health Recommendations - A dual prevention strategy of "vaccination + hygiene habits" is recommended to reduce infection and severe illness risks [3]. - Key hygiene practices include frequent handwashing, using disinfectant wipes on commonly touched surfaces, wearing masks, and maintaining good respiratory hygiene [3]. - Monitoring health in key institutions like schools and nursing homes is crucial, along with ensuring proper ventilation and cleanliness [3].