水痘是儿童常见且极易传播的疾病，通常症状较轻，但也可能导致严重的并发症，例如胸部感染和癫痫 发作，需要住院治疗。有研究显示，推广这种能预防水痘的疫苗预计每年能为英国国民保健制度节省 1500万英镑的治疗费用。 （文章来源：新华网） 公报说，从2日起，全科诊所将开始采用两剂接种方案，为幼儿在12个月和18个月时提供麻疹、腮腺 炎、风疹、水痘联合疫苗，在预防麻疹、腮腺炎和风疹的基础上，增加对水痘的预防。 英国卫生和社会福利大臣韦斯·斯特里廷当天在一份声明中说，这是英国国民保健制度首次将水痘疫苗 接种纳入常规儿童免疫计划，是一个历史性里程碑。 英国医疗公共卫生服务体系——英国国民保健制度2日发布公报说，英格兰从当天起首次将结合水痘疫 苗的四联疫苗替代原有麻疹、腮腺炎、风疹三联疫苗，并将新疫苗正式纳入儿童例行疫苗接种计划。 ...

据美疾控中心网站介绍，美国在20世纪90年代初麻疹疫情较严重，随后在一系列公共卫生措施作用下， 美国于2000年宣布消除麻疹。但近年来，由于出现反疫苗风潮等原因，美国麻疹病例逐渐增多。 美疾控中心强调，预防麻疹的最佳方法是接种两剂麻疹疫苗，该疫苗主要以麻疹、腮腺炎、风疹三联疫 苗的形式接种。（完） （文章来源：新华社） 美疾控中心2025年12月31日的数据显示，截至2025年12月30日，美国当年共报告2065例麻疹确诊病例， 其中2041例为本土病例，另有24例为输入性病例。共有235名患者住院治疗，3人死亡。所有确诊病例 中，5岁至19岁人群占比最高，约为42%；住院病例中，5岁以下儿童所占比例最高。约93%的患者未接 种麻疹疫苗或疫苗接种情况不明。 麻疹是一种由麻疹病毒引起的急性出疹性呼吸道传染病，主要经呼吸道飞沫传播和气溶胶传播。感染者 在接触病毒后一到两周内会出现高烧、咳嗽、流涕、眼睛发红、流泪、皮疹等症状，病情严重时可引发 肺炎等并发症甚至导致死亡。 新华社洛杉矶1月1日电（记者谭晶晶）美国疾病控制和预防中心公布的最新数据显示，美国2025年累计 报告麻疹确诊病例超过2000例，创1992年以来 ...

Group 1 - The Immunization Practices Advisory Committee of the CDC held a meeting to discuss updates on vaccination recommendations, including a decision against the combined vaccine for measles, mumps, rubella, and varicella for children under 4 years old [1] - The committee's recommendations require approval from the CDC director to become official guidelines [1] - The meeting gained attention due to recent turmoil within the CDC, including the dismissal of all 17 original committee members and the appointment of 12 new members by the Secretary of Health and Human Services [1] Group 2 - Prior to the meeting, several states, including California, Oregon, Washington, and Hawaii, issued unified recommendations for winter respiratory disease vaccinations [2] - California's governor signed a law stating that future vaccination policies will follow guidance from trusted, independent medical institutions rather than the politically influenced CDC advisory committee [2] - The establishment of the "Northeast Public Health Collaborative" aims to provide science-based information to safeguard public health services in response to recent changes in public health policy under the Trump administration [2]

Group 1 - A baby infected with measles has died in Ontario, Canada, marking the first reported death from measles in a child this year [1] - The deceased was a premature infant who contracted the virus from an unvaccinated mother [1] - Measles is a highly contagious respiratory disease that can lead to severe complications, including pneumonia and death [1] Group 2 - Ontario is experiencing a significant outbreak of measles, with 1,729 confirmed cases and 280 suspected cases reported from October 28, 2024, to June 3, 2025 [2] - The outbreak is linked to a larger epidemic that began in New Brunswick and primarily affects unvaccinated individuals [2] - The United States is also facing a measles outbreak, with 1,088 confirmed cases reported this year, the highest in six years [2] Group 3 - Public health officials are urging vaccination as the best preventive measure against measles, emphasizing the risks for unvaccinated individuals [3]