受流感扩散影响，截至2月15日，日本全国共有8174所保育园、幼儿园、中小学校全校停课或部分年 级、班级停课。 按日本媒体说法，厚生劳动省2025年10月宣布全国进入流感季后，11月流感病例数一度激增，而后疫情 蔓延有所放缓。今年1月底开始，流感病例再度快速增多，主要原因包括天气干燥，这一方面导致患者 免疫力下降，另一方面有利于病毒繁殖。 专家指出，日本在同一流感季内先后出现两波高发期的情况较为少见，原因可能是第一波高发期主要流 行甲流，第二波则以乙流为主。当前日本流感季可能会持续至3月至4月，部分患者可能会出现感染两次 的情况。 日本厚生劳动省20日发布的数据显示，截至2月15日的一周内，日本全国定点医疗机构共报告流感病例 近16万例，连续数周处于高位，全国47个都道府县中已有35个相关指标达到流感流行"警报"级别。 最新数据显示，2月9日至15日，日本全国3000多家定点医疗机构累计报告流感病例约15.77万例，平均 每家41.44例。 根据日本的标准，平均每家定点医疗机构一周报告流感病例数超过1，就标志着进入流感流行季；如果 数值超过10，就达到"注意"级别；如果超过30，即为"警报"级别。 目前，包括 ...

【#日本流感连续两周达警报级别#】#日本部分学校因流感疫情停课# 日本厚生劳动省2月16日公布的数 据显示，2月2日至8日的一周，日本全国定点医疗机构平均每家报告流感病例43.34例，连续第五周增 加，并且连续第二周达到流感流行警报级别。受流感疫情影响，日本部分学校停课。数据显示，2日至8 日，日本全国定点医疗机构总计报告流感病例超过16万例，平均每家报告43.34例，在此前一周以30.03 例突破发布流感流行警报的基准值30例后，连续第二周达警报级别。数据还显示，截至8日的一周病例 数是去年同期的11倍以上。日本厚生劳动省2025年10月宣布全国进入流感季，比往年提前约1个月。在 这个流感季的初期流行甲流，但从2025年年底起，乙流病例数比例增加。专家认为，两种病毒先后流行 可能是流感疫情趋缓后再度加剧的原因之一。（新华国际） 转自：京报网_北京日报官方网站 ...

日本厚生劳动省16日公布的数据显示，2月2日至8日的一周，日本全国定点医疗机构平均每家报告流感 病例43.34例，连续第五周增加，并且连续第二周达到流感流行警报级别。 （文章来源：新华社） 受流感疫情影响，日本部分学校停课。 数据显示，2日至8日，日本全国定点医疗机构总计报告流感病例超过16万例，平均每家报告43.34例， 在此前一周以30.03例突破发布流感流行警报的基准值30例后，连续第二周达警报级别。数据还显示， 截至8日的一周病例数是去年同期的11倍以上。 日本厚生劳动省2025年10月宣布全国进入流感季，比往年提前约1个月。在这个流感季的初期流行甲 流，但从2025年年底起，乙流病例数比例增加。专家认为，两种病毒先后流行可能是流感疫情趋缓后再 度加剧的原因之一。 ...

Core Insights - The overall trend of acute respiratory infectious diseases in China is declining, with the flu epidemic currently at a low level of prevalence [1] - The dominant flu strain is the H3N2 subtype, while the proportion of the B Victoria lineage is showing a slow and slight increase [1] Monitoring and Data - Continuous monitoring is being conducted by health authorities on flu-like cases and severe acute respiratory infections in hospitals across the country [1] - The positive rate of respiratory samples from sentinel hospitals shows that the top three pathogens detected are influenza virus, respiratory syncytial virus, and rhinovirus, all of which are known common types [1] - No unknown pathogens or new infectious diseases have been identified [1] Regional Variations - The positive rate of respiratory syncytial virus is declining, with higher detection rates in northern provinces compared to southern provinces [1] - The positive rate of rhinovirus fluctuates at a certain level, while the positive rates of other monitored respiratory pathogens, including the novel coronavirus, remain low overall [1]

Core Insights - The Japanese Ministry of Health, Labour and Welfare reported that from January 26 to February 1, the average number of flu cases per designated medical institution reached 30.03, indicating a return to the flu epidemic alert level [1] - A total of 114,291 flu cases were reported across over 3,800 designated medical institutions in Japan during the same week, surpassing the epidemic alert threshold of 30 cases per institution [1] - The resurgence of flu cases has led to 6,415 educational facilities in Japan suspending or partially suspending classes, with nearly 60% of these being elementary schools [1] Virus Strains - The majority of flu cases reported in December were attributed to the H3N2 virus's "sub-branch K" variant, which is believed to be a significant factor in the rapid spread of the flu [1] - Data indicates that starting from the end of 2025, the proportion of flu cases caused by the B-type influenza virus is expected to increase [1] - Experts suggest that the alternating prevalence of these two virus strains may contribute to the fluctuations in flu activity, leading to a resurgence after a period of decline [1]

Core Insights - The current respiratory infectious disease situation in China is still in a high incidence season but shows an overall declining trend [1] - The influenza epidemic is at a moderate epidemic level [1] - The positive detection rate of respiratory syncytial virus is on a downward trend, while rhinovirus, parainfluenza virus, and common coronavirus are still active at certain levels [1]

Core Insights - The latest data from the CDC indicates that the current flu season in the U.S. has seen at least 20 million cases, with at least 270,000 hospitalizations and 11,000 deaths reported [1][2]. Group 1: Flu Activity and Trends - Seasonal flu activity in the U.S. remains high, with a recent uptick in cases after three weeks of decline, as of the week ending January 24 [2]. - The H3N2 strain of the influenza virus is the dominant strain this season, contributing to a significant number of hospitalizations [2]. - The week ending January 24 recorded the second-highest number of flu-related hospitalizations since the 2010-2011 flu season, with hospitalization rates for children under 18 reaching the highest level since that same season [2]. Group 2: Impact on Children - There were 8 new reported flu-related deaths among children in the week ending January 24, bringing the total number of child fatalities this season to 52 [2]. Group 3: Recommendations - The CDC recommends annual flu vaccinations to prevent infections and reduce the risk of severe illness, hospitalization, and death [2]. - Early use of antiviral medications is advised for high-risk groups, including the elderly and those with chronic health conditions, to mitigate severe complications from flu infections [2].

Core Viewpoint - Taiwan's health authorities predict that the flu epidemic will peak around the Lunar New Year, with weekly outpatient visits potentially reaching 140,000 [1] Group 1: Flu Statistics - From January 11 to 17, there were 104,000 outpatient visits for flu-like symptoms, marking an 11.9% increase from the previous week [1] - A total of 458 severe flu cases and 88 deaths have been reported since the start of the flu season, with 63% of severe cases occurring in individuals aged 65 and older, and 83% having a history of chronic illness [1] - Among severe patients, 87% had not received the current season's flu vaccine [1] Group 2: Current Flu Strain - The predominant respiratory pathogen currently circulating is the flu virus, particularly the A-type H3N2 strain [1] Group 3: Health Recommendations - The health authorities are urging high-risk individuals to get vaccinated against the flu as soon as possible [1]

Core Viewpoint - The article highlights a significant surge in flu cases across the United States, reaching levels not seen in 20 years, while the government is streamlining vaccine recommendations, raising concerns among the medical community about public health implications [1][2][3] Group 1: Flu Outbreak Statistics - The CDC reported that the flu season has entered a high transmission period, with an estimated 11 million cases, 120,000 hospitalizations, and 5,000 deaths for the 2025-2026 flu season [1] - Flu activity is classified as "high" or "very high" in all states except Montana, Vermont, South Dakota, and West Virginia [1] - Experts indicate that this year's flu season is particularly severe, potentially the worst in two decades, with concerns about consecutive severe seasons [1] Group 2: Vaccine Recommendation Changes - The U.S. Department of Health has reduced the number of vaccines recommended for children from 17 to 11, affecting vaccines for hepatitis and meningitis, which will now only be recommended for high-risk groups [2] - The flu, COVID-19, and rotavirus vaccines will now require prior consultation with healthcare providers, increasing barriers to vaccination [2] Group 3: Medical Community Response - The adjustments to the vaccination schedule have been criticized as not based on safety or efficacy assessments, but rather influenced by political motives [3] - Prominent medical organizations, including the American Academy of Pediatrics and the American Medical Association, have expressed deep concerns over the changes, arguing they undermine established scientific processes and public trust [3] - The new vaccination policy has been labeled as reckless by the Infectious Diseases Society, viewing it as an attack on a vaccination system that has saved millions of lives [3]

Core Insights - New York State reported the highest weekly number of flu cases on record, indicating a severe flu season [1] Group 1: Flu Statistics - As of the week ending December 20, New York State reported 71,123 positive flu cases, a 38% increase from the previous week [1] - This figure marks the highest weekly case count since systematic tracking began in 2004 [1] Group 2: Public Health Response - The rapid increase in cases reflects widespread transmission of the flu virus in the community [1] - Public health officials are closely monitoring trends to assess the impact on the healthcare system [1]