WHO tracks two new Omicron subvariants: What are BA.4 and BA.5 strains?

52% Americans say they had contracted the virus: Poll

The Wuhan Virus has mutated again. Omicron Sub-Variant #BA2 is spreading globally. How lethal is this variant? Does it endanger the progress made so far? Will vaccines be effective? Palki Sharma tells you all you need to know.

Gravitas: Omicron BA.2: All you need to know

New lab experiments from Japan shows that the Omicron sub-variant BA.2 may have features that make it capable of causing serious illness like older variants including Delta.

Study: BA.2 more severe than original Omicron variant

Omicron's subvariant BA.2 may cause severe disease: Study

BA.2 subvariant more transmissible than original Omicron: Scientists

Explainer: What is the new 'stealth Omicron'?

ba2-variant

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ba2 variant

WHO tracks two new Omicron subvariants: What are BA.4 and BA.5 strains?

52% Americans say they had contracted the virus: Poll

Gravitas: Omicron BA.2: All you need to know

Study: BA.2 more severe than original Omicron variant

Omicron's subvariant BA.2 may cause severe disease: Study

BA.2 subvariant more transmissible than original Omicron: Scientists

Explainer: What is the new 'stealth Omicron'?