For any American wondering if they have Covid-19, there are two kinds of tests available: polymerase chain reaction (PCR) and rapid antigen (sometimes just called “rapid tests”). The two tests work in ...

In a recent study posted to the Lancet preprint* server, researchers assessed the utility of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) rapid antigen testing (RAT) for patient triage ...

Molecular tests are far superior to rapid antigen tests—and now you can get them for home use. Amanda Blum is a freelancer who writes about smart home technology, gardening, and food preservation.

BALTIMORE (WJZ) -- A new study by Johns Hopkins Medicine suggests rapid antigen testing is comparable in accuracy to PCR testing in children. Over a 7-month study in 2021, 1054 patients under the age ...

This decision, well within current norms for care, was nonetheless consequential: The president was forced to cancel a trip to advocate for legislation in support of the domestic semiconductor ...

Assuming you can get your hands on a COVID-19 home test kit — they’ve been in high demand, thanks to the omicron variant — you probably have questions. Am I testing too early or late? Is this brand or ...

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 ...

A PCR test is often considered the gold standard for detecting coronavirus infection. It’s the test some employers want employees to take before returning to work after having Covid-19, and the one ...

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 ...