A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to ...

WHO Director-General Tedros Adhanom Ghebreyesus said it was a “moral imperative” to determine how COVID began, noting that ...

According to a new study published in The Lancet Infectious Diseases, the XFG variant has four key mutations and displays ...

Recent vaccination announcements have led to some confusion. Four physicians weigh in on who should get vaccinated and when ...

The World Health Organization’s expert group says the origin of COVID-19 remains inconclusive, though most evidence still ...

Levels of the new XFG and XFG.3 variants are "rapidly growing" and now account for 40 per cent of Covid-19 cases in England ...

Plummeting Covid-19 case counts across the United States are leading to lifted mask mandates and more conversations about steps toward normalcy – but more people are dying of the coronavirus now ...

WHO first declared COVID-19 to be an emergency more than three years ago. The U.N. health agency's officials said that even though the emergency phase was over, the pandemic hasn't come to an end ...

GENEVA (AP) — The World Health Organization said Friday that COVID-19 no longer qualifies as a global emergency, marking a symbolic end to the devastating coronavirus pandemic that triggered ...

The World Health Organization said on Friday that efforts to determine the origins of SARS-CoV-2, the virus that caused the ...