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 ...

There are three different ways to test for COVID-19: PCR tests, antigen tests and antibody tests. Each method is best for a different stage of COVID-19 infection. Used in sequence, all three methods ...

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 ...

Hours-long lines for coronavirus PCR tests are prompting public officials to push the masses to use rapid, at-home antigen tests instead, but public health experts warn the 15-minute tests are ...

(WXYZ) — Now that the government is offering free COVID-19 testing kits to all Americans, many may have questions about how accurate these tests are and when they ...

Hours-long lines for coronavirus PCR tests are prompting public officials to push the masses to use rapid, at-home antigen tests instead, but public health experts warn the 15-minute tests are ...

Researchers at the University of Washington in Seattle have created a new test for COVID-19 they say combines the speed of an over-the-counter antigen test with the accuracy of a PCR test. The Harmony ...

Free COVID-19 test kits are available to American households via the United States Postal Service. People can expect to see different testing brands arrive in their mail. The Biden administration ...

PITTSBURGH (KDKA) -- It's a question many are asking -- when do you take a PCR COVID-19 test versus taking a rapid test? The prime time to take a PCR test is when you have had a known or suspected ...