对新的covid-19变体发布了紧急警告，专家认为可能比以前的菌株更具感染性，而案件数量正在增加英国。
NB.1.8.1变体已在包括英国在内的22个国家/地区发现，因为它在一月份出现以来，在过去几个月中在威尔士录制了案件。在爱尔兰，美国，澳大利亚和欧洲地区也出现了飙升的案例。
的确，今年在泰国记录了泰国的257,280案件，包括52例死亡，包括52例死亡，包括官方警告的官方警告，更多的是对新变种的官方警告。与其前任相比，导致数量迅速增加。
subhash verma。
'换句话说，它更可传播。'
世界卫生组织（WHO）声称，使用可用的证据，NB.1.8.1对公共卫生的威胁是“全球级别”。 id =“ I-6B8D991A54783144” src =“ https://i.dailymail.co.uk/1s/1s/2025/06/06/03/9898080875-14777774115-image-image-image-a-a-a-a-a-a-a-39_174890825744257403.jpefter alt="An urgent warning has been issued over a new Covid-19 variant that experts suggest could be more infectious than previous strains, with case numbers on the rise in Britain (Stock photo)" class="blkBorder img-share" style="max-width:100%" loading="lazy" />
An urgent warning has been issued over a new Covid-19 variant that experts suggest could be more感染性比以前的菌株相比，案件数量在英国的增加（股票照片）
添加了尸体：'当前已批准的covid-19疫苗预计将对这种变体有效，以抗症状和严重的疾病。得益于关键的突变及其全球扩散。
它说：'尽管在某些NB.1.8.1的情况下同时增加了案件和住院，但当前数据并不表明这种变体导致比其他疾病更为严重的疾病。
目前没有任何与该变体相关的旅行限制，而谁不建议采取任何此类措施。
Of the 22 countries where it had been recorded by late April, the variant constitutes around 10.7 per cent of all submitted strains, flying up from just 2.5 per cent four weeks before.
The WHO particularly emphasised its prevalence in Europe, the Western Pacific region - which includes Asia and Australia - and North and South America.
Professor Laura Herrero of Griffith University, Australia explained that the strain had become the dominant variant in China and Hong Kong by the end of April.
She said: 'Common symptoms [of NB.1.8.1] include sore throat, fatigue, fever, mild cough, muscle aches and鼻拥堵。
'Reports suggest symptoms of NB.1.8.1 should align closely with other Omicron subvariants.'
As always, NHS guidance says that if you are experiencing Covid symptoms, you can protect yourself and others by staying at home and avoiding contact with other people for five days after a阳性测试，如果您或您的孩子不到18岁。
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