The head of the World Health Organisation (WHO) warned on Thursday against describing the Omicron variant as "mild" amid a "tsunami of cases" overwhelming health systems across the world.
"Last week, the highest number of COVID-19 cases were reported so far in the pandemic," Dr Tedros Adhanom Ghebreyesus told reporters during a regular press briefing.
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Omicron is 'killing people' and should not be called 'mild', WHO warns | Euronews
