Omicron still poses a 'very high' risk and could overwhelm healthcare systems, warns the World Health Organization
Rising Covid-19 cases around the world have caused severe disruptions to travel over the holidays, with thousands of flights cancelled worldwide.
The United Nations health agency said the overall risk related to the new variant remains "very high" in its Covid-19 weekly epidemiological update on Wednesday. The WHO said early data from Britain, South Africa, and Denmark suggested there was a reduced risk of hospitalisation for Omicron compared with Delta.Omicron's rapid growth "will still result in large numbers of hospitalisations, particularly amongst unvaccinated groups, warned WHO Europe's Covid Incident Manager Catherine Smallwood.
To hold back the tide, many nations on the continent have brought back curbs with heavy economic and social consequences.
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