Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would take a COVID test using one of my rapid home PCR tests. It was a courtesy—he felt perfectly fine— ...

Do you need to test out of isolation? While testing out of isolation is not required, the CDC says those who choose to should use an antigen test and not a PCR test.

By providing quantitative information about Covid-19 infection, PCR testing can help guide isolation and return to school or work policies.

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

You can exhibit COVID-19 symptoms yet test negative due to early infection, low viral load, or immune response. PCR testing ...

Molecular testing is evolving rapidly, with an increasing number of tests available. For example, COVID-19 PCR tests are a type of molecular testing that scientists rapidly developed in response ...

But lab-based PCR tests amplify the genetic material in a different way to this home-based test. So, strictly speaking, this new test is not a PCR test. The new test isn’t a RAT either.

Free at-home Covid tests can be ordered starting Monday. Here’s what you should know about when to test and what the results mean as new variants circulate.

PCR testing of dried blood spots demonstrated a high sensitivity to identify infants with congenital cytomegalovirus in a study conducted in Minnesota, the first state to mandate congenital CMV ...

Cruise lines are changing their COVID testing policies, but tests are still required in many cases.