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 ...

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 ...

As the COVID-19 pandemic enters its fourth year, a negative result on a little plastic at-home test feels a bit less comforting than it once did. Still, you dutifully swab your nostrils before dinner ...

In vitro diagnostics (IVD) is an umbrella term for tests conducted on blood or tissue samples to detect diseases, determine the efficacy of novel or established treatments, and monitor health.

In a study involving nearly 1,000 patients seen at a Baltimore field hospital during a five-month period in 2022, researchers at Johns Hopkins Medicine, the University of Maryland School of Medicine, ...

“Infectious diseases don’t respect borders,” says Khoa Thai, a clinical microbiologist at the Star-shl medical diagnostics laboratory in the Netherlands. To limit their spread, we need a globally ...

The COVID-19 pandemic brought the term "Polymerase Chain Reaction testing" into the mainstream. The PCR method is a type of ...

Whether you’re already feeling sick or want to prepare for the cold season, here’s what you should know about buying a COVID test — at-home or PCR. COVID-19 cases have been on the rise (though still ...

You may get a PCR test, which can show a positive result for up to three months after recovery. If you take a rapid antigen ...