The PCR test is considered the “gold standard” for COVID testing and the test is expected to be in high-demand once the Canadian border reopens.

Antigen and PCR tests diagnose COVID-19. Read about how these tests differ in their method of determining results, accuracy, timing, skill requirement, and costs.

There’s a big difference between the standard at-home antigen test and a molecular (PCR or NAAT) test. Molecular tests are the ones you want when accurate testing is important. Here are four ...

The newly updated CDC guidelines don't require testing at the end of isolation because PCR tests can stay positive for up to 12 weeks, CDC Director Dr. Rochelle Walensky said.

A new testing site in Miramar opens as demand increases, but what's best to get, a rapid test or a PCR test?

The PCR test currently used to test for COVID-19 was, indeed, created for that use. It's not a vaccine in disguise.

A PCR test isn’t even required to get a prescription for the antiviral Paxlovid. It may seem paranoid to plan ahead for a possible case of Long COVID—but the odds of getting it aren’t so long.

COVID-19 testing has spawned a veritable cottage industry, with medically minded entrepreneurs stepping up to meet increased demand — often charging top dollar to expedite PCR test results.