M/SUNNY
A virus that shows no symptoms of disappearing, variants capable of dodging the body’s defenses and waves of infections two or even three times a year, this would possibly be the long duration of COVID-19, some scientists now fear.
The central challenge is that the coronavirus is more likely to re-infect other people. Already, other people inflamed with the first variant of omicron report instant infections with the new versions of the variant: BA. 2 or BA2. 12. 1 in the United States. , or BA. 4 and BA. 5 in South Africa.
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