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 ...

A recent study finds that antigen-based testing can reliably identify children who are infectious for SARS-CoV-2.

There are three different ways to test for COVID-19: PCR tests, antigen tests and antibody tests. Here are the differences.

Finding a COVID-19 test has become a real challenge with the spread of the omicron variant. But there is also confusion over which test people should be getting, which is a PCR or antigen ...

There are three different types of coronavirus tests. Here is what you need to know about each one.

Understanding the strengths and limitations of both PCR and antigen tests, and when to use them, can help to bring the COVID-19 pandemic under control. So the next time you get a COVID-19 test ...

A PCR test is considered the gold standard for detecting coronavirus infection after exposure to Covid-19 or while you’re experiencing symptoms. Coronavirus test experts explain why the rapid ...

There are three different ways to test for COVID-19: PCR tests, antigen tests and antibody tests. Here are the differences.