CDC Says Omicron BA.2 Variant is Spreading Fast in the U.S.
While it hasn’t been declared a variant of concern, the Centers for Disease Control and Prevention (CDC) is concerned about the transmissibility of the most recent COVID-19 variant, the Omicron BA.2.
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Hong Kong Study Finds That BA.2 COVID-19 Variant is More Severe for Children

Researchers in Hong Kong studied the severity of the BA.2 variant among a small number of children who were hospitalized for the most recent COVID-19 strain. They found that children who were hospitalized with the BA.2 variant were 18 times more likely to be admitted to the ICU and seven times more likely to die compared to those hospitalized with the flu.

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Two Studies Reveal the Underlying Cause of Omicron's High Transmissibility

Initial thoughts on Omicron’s high transmissibility attributed it to higher viral loads, similar to the characteristics of the Delta variant. But the results of two studies reveal that Omicron’s transmissibility prowess is not because of a high viral load. Instead, it is due to its immune evasion. The studies point out that Omicron’s mutations have the ability to evade immunity from vaccinations or past infections

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