The human body is naturally equipped with defenses to fight off viral infections. For a virus to successfully infect it, it ...

In patients with post-acute sequelae of SARS-CoV-2 infection, biomarker profiles vary by symptom and time since infection, ...

A new study uncovers a surprising mechanism by which the SARS-CoV-2 virus, responsible for COVID-19, might cause ...

A new SARS-CoV-2 variant, NB.1.8.1, may now account for more than one-third of all COVID-19 cases in the US, health officials say.

A new Covid-19 variant called NB.1.8.1, or Nimbus, represents about a third of new US Covid-19 cases. Dr. Leana Wen answers ...

Researchers discover that a Covid-19 viral protein can latch onto healthy cells, prompting the immune system to mistakenly ...

CoV-2, which causes COVID-19, is part of the virus's natural evolution. Dr. Balram Bhargava explains that mutations in XFG ...

While COVID-19 transmission remains low in the US, health experts are anxious about the potential for a big summer wave as ...

The newest concerning variant of covid-19 is rapidly advancing across the U.S. Data from the Centers for Disease Control and ...

Tamil Nadu's latest Sero survey reveals 97% immunity against Covid, attributed to vaccinations and natural infections.