SARS-CoV-2, the virus that causes Covid-19, affects more than just the lungs and airways. Here's how this virus enters cells and the symptoms that can arise from infecting different parts of the body.

Cells that cause inflammation are not found clustered around the brain, which normally occurs in cases of viral encephalitis — a swelling of the brain. The CNS does not contain viral RNA. Limited ...

New research reveals that even mild respiratory infections can leave lasting biological changes. However, COVID-19 stands ...

Coronaviruses not only use the machinery of the human cells they infect: they modify them to achieve optimal conditions to ...

Researchers discovered that people who experienced symptomatic breakthrough infections develop T cells that are better at recognizing and targeting SARS-CoV-2, including the Omicron and Delta variants ...

Brazilian researchers reveal that even mild cases of COVID-19 can temporarily reduce heart rate variability, with stress on the autonomic nervous system lasting up to six months—especially in older ...