As China and the United States trade charges of a lab leak, researchers contend in a new paper that the Covid pandemic got ...

According to the authors, previous studies suggested ... “At the outset of the COVID-19 pandemic, there was a concern that ...

The COVID-19 virus traveled a similar amount of distance in about the same amount of time as the 2002 SARS virus.

A population-based study in Quebec found that healthcare workers faced a threefold higher risk of long COVID after a first ...

"Our results should also raise awareness among clinicians to consider a patient's COVID history and evaluate persistent symptoms more thoroughly." Zahi Fayad, Ph.D., senior author of the study and ...

Adults who later developed long COVID had lower cardiorespiratory fitness (CRF) before infection than those who did not.

Scientists trace how the virus behind COVID-19 traveled over 2,000 kilometers from bats in Western China to Wuhan.

Most people who get COVID today will experience only a mild illness. But some are still at risk of severe illness. Here’s ...

Long-COVID patients show signs of inflammation on PET/ MRI scans suggests a new study published in the Jouenal of Nuclear ...

The study lands at a fraught political moment. Last month, the White House created a webpage called “Lab Leak: The True Origin of COVID-19,” asserting that the pandemic had been caused not by ...

A few months into it, scientists discovered the coronavirus in mammals known as palm civets sold in a market at the center of the outbreak. In a study published Wednesday, a team of researchers ...