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

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

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

The ancestor of the virus that causes COVID-19 left its point of origin in Western China or Northern Laos just several years ...

SARS-CoV-2 is just one strain of a group of respiratory viruses, known as sarbecoviruses, that are mainly hosted by horseshoe ...

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

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

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 ...

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

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 ...