Whether Covid-19 was unleashed by a laboratory mishap or spilled over from animals remains an enduring, fiercely contested ...

Jake Sullivan, the outgoing national security adviser, is asking a panel of outside experts to examine the government’s ...

Since 2020 when the coronavirus outbreak in China’s Wuhan caused the Covid-19 pandemic, the gain-of-function research has ...

COVID-19 has continued to claim lives at an average rate of about 900 deaths per week in the U.S. over the past year.

Existing COVID-19 medications and the latest vaccine ... The effort has been made even more challenging by political sniping around the virus' origins and by what international researchers say ...

Most people now have some degree of immunity to COVID, either from vaccination or infection, Schaffner said. The data on how ...

It was on January 11, 2020 when health officials in the central Chinese city of Wuhan announced that a 61-year-old man had ...

Friday, staff at Ascension St. Alexius Medical Center in Hoffman Estates became part of history when they announced they were treating a patient with the second confirmed case of ...

The same mechanisms involved in COVID-related cardiovascular events are responsible ... SARS-CoV-2 is a large, enveloped RNA virus, meaning it is surrounded by an extra layer of cell membrane that ...

People infected with the COVID-19 virus in 2020 might have double the risk for future heart attacks, strokes or premature ...