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 ...

If you had COVID-19 symptoms in 2020, you probably would have masked up and braved a visit to a laboratory, doctor’s office, or clinic to get a polymerase chain reaction (PCR) test. A health care ...

Polymerase chain reaction (PCR) test kits for COVID-19 use what’s known as gene cloning – not reproductive cloning – to detect the presence or absence of the SARS-CoV-2 virus, but social media posts ...

As we get into another winter holiday season, COVID is still part of our lives. And although it's hard to predict exactly what this year's cold, flu and coronavirus season will look like, experts want ...

As the world continues to navigate the aftermath and lingering presence of COVID-19, one question remains as relevant as ever: Which COVID-19 test is right for me—diagnostic or antibody? Whether ...

A false positive result is possible with a rapid COVID-19 test. It happens when a person does not have COVID-19 but still tests positive for the disease. People can use a rapid COVID-19 test at home ...

Northwestern scientists have created the fastest-ever hepatitis C diagnostic, delivering accurate results in only 15 minutes.

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 ...

A novel at-home molecular test proved highly accurate for diagnosing three common sexually transmitted infections (STIs) in females, according to a clinical study from the test's manufacturer. The ...