The initial Omicron variant was discovered in Botswana and South Africa In late November 2021.
Image Source : FREEPIKOmicron's subvariants are thought to be particularly effective at spreading, COVID-19
Image Source : FREEPIKDelta variant was initially discovered in India in the late 2020s
Image Source : FREEPIKAccording to estimates, Delta was 80–90% more contagious than the Alpha variant
Image Source : FREEPIKDelta AY.4.2 variant was said to be 10-20% more contagious than the Delta variant
Image Source : FREEPIKDelta AY.4.2 didn't seem to increase the likelihood of being hospitalised or dying.
Image Source : FREEPIKNear the end of 2020, the Beta variant was discovered in South Africa and spread to other nations
Image Source : FREEPIKCompared to the original coronavirus strain, beta was approximately 50% more infectious
Image Source : FREEPIKIn November 2020, Alpha first emerged in Great Britain
Image Source : FREEPIKAlpha quickly spread all over the world and took over as the main variant in the US.
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