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 ...

Though they’re not perfect, at-home tests will detect infections about 80% of the time, according to the U.S. Food and Drug Administration. So is there any reason to get a PCR test anymore? Judging by ...

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, ...

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 ...

A new biotechnology company in McKinney has ambitions to become the world’s first fully integrated platform for polymerase chain reaction (PCR) testing — the same technology behind a common COVID-19 ...

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 ...