Updated On: 26 January, 2022 04:08 PM IST | Geneva | IANS
Last week, about 21 million Covid cases were reported to the WHO, setting a new global record for weekly cases from the rapidly spreading Omicron variant

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The next Covid-19 variant that will rise will be more contagious than Omicron, but there's no guarantee that the future strains will be milder, the World Health Organization said.
According to Maria Van Kerkhove, WHO's Covid-19 technical lead, the real question scientists need to answer is whether or not it will be more deadly, CNBC reported.