Researchers often call the polymerase chain reaction test – known as the PCR test – "the gold standard" for detecting the COVID-19 virus. The test is considered highly reliable and effective, and it ...

There are three different ways to test for COVID-19: PCR tests, antigen tests and antibody tests. Each method is best for a different stage of COVID-19 infection. Used in sequence, all three methods ...

People that are not insured may soon have to pay for their next COVID-19 test in the U.S. Quest Diagnostics told ABC News that patients who are not on Medicare, Medicaid or don't have a private health ...

The FDA has issued emergency authorizations to 12 antibody tests for the virus. As federal officials gradually begin reopening the country, expanded testing is central to the conversation. Until now, ...

Note: This story is more than a week old. Given how quickly the Covid-19 pandemic is evolving, we recommend that you read our latest coverage here. Covid-19 community levels remain “low” in Vermont ...

Tissues and cough medicine may be under your tree this season. COVID cases and severity is spiking as cold and flu season rages on, and the Centers for Disease Control and Prevention is tracking the ...

You wake up with a scratchy throat, runny nose, and persistent cough, but your at-home COVID-19 test reads negative. How is this possible? The short answer is yes—you can still be infected. Many other ...

ATLANTA — The city of Atlanta is giving out free PCR testing for COVID-19. A new testing kiosk is open in midtown Atlanta, at the entrance to Piedmont Park on 10th Street and Charles Allen Drive. The ...

This story was first published by Source New Mexico. New Mexico is preparing to no longer provide easily available, community-wide, free diagnostic testing for COVID, worrying community health ...

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 ...

PHILADELPHIA (CBS) -- With COVID rates continuing to increase, there could be a new weapon for detection and it has four legs. We're talking about dogs, of course, and their remarkable sense of smell.