After that, "most people recommend wearing a mask or having some sort of protective isolation for about five to seven days," ...

There's still a lot of confusion around the best time to take a COVID test and where to get them. Here, experts share their ...

These days, feeling sick often means grabbing a nasal swab to see if you can rule out COVID-19. But almost three years after the start of the coronavirus pandemic, what’s the latest guidance about ...

The U.S. government is mailing out another round of free COVID tests to households that sign up. Older COVID tests still may be in your cupboard and OK to use, but you must verify the test’s ...

The FDA has extended the shelf life for some COVID-19 tests. Now that allergy season is here, many are finding themselves with symptoms asking: Is it allergies or a cold? COVID? Something else? Since ...

With COVID-19 cases on the rise again in the U.S., Americans are reviving a familiar precautionary measure: Screening for the virus using rapid at-home tests. Many people still have kits the ...

A new nasal swab test can accurately predict the severity of COVID-19 infections. It provides a more precise prediction than currently available of how serious the case is by focusing on ...

As the nation experiences what many experts believe is the second-largest wave of COVID infections since the pandemic started, many Americans will be checking to make sure they don’t have the ...

Severity of a COVID-19 illness could be determined by examining autoantibodies in the nasal cavity, allowing more personalized treatment protocols. Severe COVID-19 can be life-threatening for patients ...