应对流感高发期，今年有什么新变化与新办法？

Group 1 - The flu season has reached a high epidemic level in the country, with the H3N2 subtype of the influenza virus accounting for over 95% of cases [2][4] - The outpatient visit volume for respiratory diseases at Beijing Children's Hospital has increased since mid-November, with a 20% week-on-week rise noted, although recent data shows a 15% decrease compared to the same period last year [3][4] - The clinical symptoms of the H3N2 virus are similar to other influenza strains, including fever, nasal congestion, sore throat, and muscle aches, without significantly more severe symptoms compared to H1N1 [4] Group 2 - For young children showing flu-like symptoms, it is recommended to seek medical attention rather than self-medicate at home, as the disease can progress rapidly [5][6] - Key indicators for assessing flu risk include awareness of flu activity in the environment, contact with individuals exhibiting flu-like symptoms, and the presence of flu-like symptoms in oneself [6] - The healthcare system is improving its capacity for early diagnosis and treatment of seasonal diseases like influenza, with a focus on enhancing the capabilities of primary care pediatric services [7]