The RNA basically encodes all of the instructions that that virus needs in order to infect a cell and go to work, you know, turning that cell into a factory to make more copies of the virus. So the ...

As family and friends gather over the winter season to spread holiday cheer, they may also unwittingly spread the flu and COVID-19. At-home COVID-19 tests were an important part of preventing viral ...

As millions of Americans turn to at-home Covid testing for convenience and quick results, health experts warn that unreported positive cases are creating blind spots in our ability to track and ...

Hi, it’s Bob in New York. Like many people, I recently got sick after being exposed to Covid at a family gathering. My test results were interesting. But first ... I was exposed to Covid at a family ...

So when and how should you use them? By Dani Blum Yet again this winter, millions of Americans will wonder if a nagging cough or body aches is a sign they’re coming down with Covid or the flu. This ...

DURHAM, N.C. (WTVD) -- State and local health leaders say they need more novel coronavirus test kits to get a handle on the extent of the outbreak. "One of the biggest challenges, as people have been ...

A new COVID-19 variant — XFG, also known as Stratus — is spreading rapidly, the Centers for Disease Control and Prevention says. The South Carolina Department of Health does not track COVID infection ...