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 ...

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 ...

Former Obama and Hillary Clinton staffer Zara Rahim, who publicly wished death on President Trump after his 2020 COVID-19 ...

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

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

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

The FDA's Dr. Vinay Prasad said that he disagreed with the agency's career vaccine reviewers about COVID shot approvals.

A large-scale study of older adults found that severe COVID-19 infections requiring hospitalizations are associated with ...

All hypotheses on how the COVID-19 pandemic began remain open, the World Health Organization said Friday, following an ...

The study by the Chicago-based JAMA Network said COVID patients who had less severe cases did not see an impact.

The World Health Organization's probe into the cause of COVID-19 has not resulted in a definitive reason, with its ...