Two types of COVID-19 tests, the rapid antigen test and the polymerase chain reaction (PCR) test, are available in the United States. The PCR typically relies on lab testing and is still considered ...

Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but tends to ...

With Omicron surging in the United States, many people are taking COVID-19 tests to see whether they test positive. Most people will take either a rapid antigen or PCR test. Though the PCR test is ...

Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would take a COVID test ...

Polymerase chain reaction, or PCR, tests for COVID-19 are highly accurate. People on social media, however, are circulating lists of germs that they baselessly claim will cause such tests to be ...

Molecular tests are far superior to rapid antigen tests—and now you can get them for home use. Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would ...

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 ...