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Key Differences Between Covid Nimbus and Stratus Variants as Doctor Issues Warning
- The new 'Stratus' Covid-19 variant, consisting of XFG and XFG.3, is spreading in England, with 54 confirmed cases as of September 18, 2025.
- This rise follows data showing a 14.3 percent increase in Covid positivity to 8.4 percent and hospital admissions increasing from 2.00 to 2.73 per 100,000 people in early September.
- Experts note Stratus carries mutations that could help it evade antibodies, possibly causing a hoarse voice, but current data shows no increase in illness severity or vaccine ineffectiveness.
- UKHSA data found that 77 percent of recent Covid infections were XFG or its derivatives, while 11 percent were the NB.1.8.1 'Nimbus' variant, which can cause severe sore throat symptoms.
- Health authorities urge eligible individuals to get vaccinated and advise those with symptoms to avoid contact with vulnerable people to reduce virus spread this autumn.
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The new Stratus Covid strain – and why it’s on the rise
A new strain of Covid, with an apparently telltale symptom, has reached the UK, and already accounts for a high proportion of new recorded cases in England. The arrival of the Stratus strain comes as levels of coronavirus infection reach their highest point so far this year, according to UK Health Service Agency data.What is the Stratus strain?This new Covid strain, a sub-variant of Omicron, is officially known as XFG, along with its own variant…
·Washington, United States
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Total News Sources26
Leaning Left9Leaning Right1Center8Last UpdatedBias Distribution50% Left
Bias Distribution
- 50% of the sources lean Left
50% Left
L 50%
C 44%
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