Challenge trials help researchers study immune responses. Skeptics still doubt the approach is worth the risks ...

In 2020, the earliest known U.S. death linked to the novel coronavirus took place in Kansas. The case wasn't identified, ...

Speculation about the alleged findings of a study on long COVID and post-vaccination syndrome spread widely among vaccine ...

An attorney for Keith Middlebrook said they would appeal and called Magic Johnson, who testified during trial, "the biggest ...

From carbon emissions to the share price of videoconferencing firm Zoom, these graphs tell the story of how the covid-19 ...

China continues withholding data, information and access.

Unlike COVID-19, human metapneumovirus has been around for decades, and we understand how it spreads and how to treat it.

During the current "silent" COVID-19 surge, you are at greater risk for getting infected with the SARS-CoV-2. Here's what to ...

The world first became aware of Covid-19 five years ago. We evaluate where we are, remember how we got here, and consider ...

Actor Mel Gibson recently opened up about a challenging chapter in his life, sharing details of his battle with COVID-19 and ...