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For the primary time, lines of the West Nile virus had been present in mosquitoes in the United Kingdom, in step with a record printed this week via the United Kingdom Well being Safety Company.
Here is what you wish to have to understand concerning the virus and the illness it reasons.
What’s West Nile virus?
West Nile virus is a mosquito-borne virus first known in Uganda in 1937. It belongs to the similar viral circle of relatives as dengue and yellow fever. The virus is maximum often transmitted via Culex mosquitoes, in particular the species Culex pipiens, which basically feeds on birds.
Birds are the main host for West Nile virus, and the virus spreads in a cycle from inflamed birds to mosquitoes after which again to birds. Sometimes, mosquitoes can transmit the virus to people or different animals.
Maximum human infections—round 80%—purpose no signs. When signs do happen, they’re generally delicate: fever, fatigue, complications, frame aches and infrequently nausea. However in uncommon circumstances, round one in 150 infections, the virus could cause critical sickness, together with encephalitis (irritation of the mind) or meningitis. Older adults, particularly the ones over 50, are maximum prone to severe headaches.
The virus can not typically be unfold from individual to individual, regardless that uncommon circumstances of transmission have passed off via blood transfusions or from mom to…
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Publish date : 2025-05-25 13:40:00
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