COVID cases are starting to creep up again in the U.S., and it’s understandable to have new questions about the virus and the newest CDC guidance on isolation after a positive test. After all, it’s ...

Most people who contract COVID-19 likely won't experience symptoms for more than two weeks at most, but could test positive months following infection. According to the Centers for Disease Control and ...

On Dec. 27, the Centers for Disease Control and Prevention (CDC) shortened its isolation guidance for certain people with COVID-19. People who are infected are now advised to isolate for five days if ...

Rapid COVID tests are convenient and easy to use because you can take them at home. But it's important to know how to interpret their results, when you should take another rapid test and when you ...

As SARS-C0V-2 variants emerged, researchers developed a PCR test that uses molecular beacons not only to diagnose COVID-19 infection, but also to identify the specific variant causing that infection.