The PCR test identifies viral nucleic acids or genetic material. Catch up on the latest COVID-19 news here What is a rapid antigen test?

At-home rapid tests for COVID-19 are more convenient. But experts say there are still times when a PCR test is useful.

What Does a Positive Covid Test Look Like? Lateral flow tests for COVID-19 can be very accurate and specific when used as directed, but introducing acidic fluids can cause the tests’ detecting ...

This test is sometimes also referred to as an RNA, genetic, molecular, viral detection or swab test. How does PCR testing work? The PCR test detects coronavirus in a sample by detecting the genetic ...

Tests for COVID-19 include the polymerase chain reaction (PCR) diagnostic test, which is a nasal swab, as well as the antibody test, a blood test that may be able to tell whether you had an ...

COVID-19 Test Options - How To Choose: Now we have access to PCR tests (known as RT-PCR, or reverse transcription-polymerase chain reaction, tests) and rapid antigen tests to detect SARS-CoV-2 ...

When it comes to COVID-19, the perfect test unfortunately does not exist, so we must rely on a combination of approaches ...

Experts discuss what it might mean if you get a faint line on a home COVID-19 test, when to take another test and what precautions to take.

What is RT-PRC Test? What does RT-PCR stand for and how exactly does the test work to detect COVID-19 SARS-CoV-2. Let’s decode the science behind it.

Biondi says because the PCR test is so sensitive, we don’t typically see a false positive from it. “It’s a very sensitive test because it is looking for that actual material that the virus contains,” ...