On Friday, the World Health Organization categorized a new strain of COVID-19 that was recently detected in southern Africa as a "variant of concern." The WHO's Advisory Group on SARS-CoV-2 Virus ...

LONDON — The coronavirus variant first found in the British region of Kent is a concern because it could undermine the protection given by vaccines against developing COVID-19, the head of the UK's ...

Mark Cameron was part of the rapid-response research team when the SARS (Severe Acute Respiratory Syndrome) outbreak hit Toronto in the early 2000s. Now a faculty member in Population and Quantitative ...

WHO designates coronavirus variants as either variants of concern — meaning they look dangerous enough to bear close scrutiny and continual updates — or as variants of interest, or variants under ...

The interior ward of the field hospital donated to the South African Ministry of Health by the United States Africa Command and erected in Maheking, in South Africa's Northwest Province, on Oct. 20, ...

Cases in Arizona aren't as high as other states, but health experts are reporting a steady stream of patients testing ...

Class is back in session for another year, and that means new stationery, pumpkin spice everything in stores, and – albeit less welcome – the spread of respiratory viruses. Only a few months ago, we ...

A number of European and Asian nations have suspended flights from southern Africa after authorities announced a new coronavirus variant had been found. The United Kingdom said Thursday it is ...