Covid 4th wave: WHO warns about rising cases, says we may fail in the next phase of pandemic - As new variants are coming into discovery, the WHO has said that it is extremely important for all to get vaccinated against the virus.
World Health Organisation is tracking four sub-lineages of Omicron, the variant of concern as the virus continues to evolve. WHO chief said that it would be premature to declare victory over Covid.
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The WHO noted that the rapid growth rate is likely to be a combination of both immune evasion and intrinsic increased transmissibility of the Omicron variant