A booster of US coronavirus vaccine Johnson & Johnson was 85 percent effective in preventing serious illness in areas where Omicron was dominant, a South African trial study indicated Thursday.
A Covid "tsunami" threatens to overwhelm healthcare systems, the WHO said Wednesday, as record surges fuelled by the Omicron variant dampened New Year celebrations around the world once again.
The world hit a record number of Covid infections in a week, an AFP tally revealed Wednesday, as the WHO warned that Omicron poses a "very high" risk and could yet overwhelm healthcare systems.
The risk posed by the Omicron variant is still "very high", the World Health Organization said Wednesday, after Covid-19 case numbers shot up by 11 percent globally last week.
The WHO warned Tuesday that the Omicron coronavirus variant could lead to overwhelmed healthcare systems even though early studies suggest it leads to milder disease, as China and Germany brought back tough restrictions to stamp out new infection surges.
The Enugu State government, yesterday, assured residents of its commitment to provide security and attendant serene ambience during the yuletide and beyond.
The Nigeria Centre for Disease Control, (NCDC), says no person in Nigeria has died of COVID-19 with the B.1.1.529 SARS-CoV-2 lineage, the Omicron variant, in the country, as the variant surges across the country.
The United States on Wednesday authorized Pfizer's anti-Covid pill for high-risk people aged 12 and up, as a surge of cases driven by the highly infectious Omicron variant threatened holiday plans and Americans struggled to find tests.
British pharmaceutical giant AstraZeneca said Thursday that a third, or "booster", dose of its Covid-19 vaccine Vaxzevria "significantly" lifted antibody levels against the Omicron strain in a laboratory study.
Giving a full dose of Moderna's Covid-19 vaccine as a booster shot provides more antibody protection against the Omicron variant than currently authorised half-strength injections, the company said Monday.
South African President Cyril Ramaphosa has returned to work after spending a week in isolation following a positive Covid test, his office said Monday.
Israel's health ministry Sunday recommended banning Israelis from travelling to the United States, and added several European countries to its Covid "red list", aimed at containing the Omicron variant's spread.