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 ...

Rapid antigen tests are usually less sensitive and more likely to produce false negative results if you don't have symptoms.

the antigen tests. They look for a protein fragment of the coronavirus, and they give you the results in 15 minutes. They're not as accurate as the PCR test, and you do need to have adequate viral ...

The two tests – reverse transcription polymerase chain reaction (RT-PCR) and antigen rapid test kit (RTK-Ag) – require nasal or throat swab samples. Cancel anytime. No ads. Auto-renewal.

A rapid antigen test, which is also known as a qualitative ... But their success rate for detecting the coronavirus is not as high as PCR tests. A user also needs to pay close attention to the ...