Reinfection, severe outcome more common with BA.5 variant
Compared with the earlier omicron BA.2 subvariant, the currently dominant BA.5 is linked with higher odds of causing a second SARS-COV-2 infection
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Compared with the earlier omicron BA.2 subvariant, the currently dominant BA.5 is linked with higher odds of causing a second SARS-COV-2 infection
The detection of two cases of Omicron sub-variant BA.2, which is more transmissible than the original strain, sets Bengaluru on high alert.
One third of humanity is not vaccinated and Union Health Secretary Rajesh Bhushan urges people to get themselves vaccinated at the earliest.
The highly contagious but less deadly BA.2 sub-variant of Omicron has pushed the figures to greater highs in recent weeks in South Korea, China and Vietnam.
The lowest daily average total of deaths from COVID-19 has been recorded since before the omicron variant swept the U.S. in the fall of 2021.