You can order a COVID-19 test online through DoorDash and get same-day delivery. Here's how to do it.

When SARS-CoV-2 reached the United States in late January 2020, Labcorp immediately began development of an RT-PCR test to aid in detection and diagnosis of COVID-19 in infected patients. As a result ...

Is an at-home test as reliable as a PCR test? The gold standard test for diagnosing COVID-19 is a PCR test that laboratories perform. But antigen tests are typically 80-90% reliable in detecting ...

The lab then performs a Polymerase Chain Reaction (PCR) test on the sample, which is the best and most accurate type of diagnostic Covid test, and considered the “gold standard,” says Garner.

Dr. Matt Binnicker, an expert in the diagnosis of infectious diseases, reviews scenarios where an at-home antigen test is a good option, and when to seek out a lab-based PCR.

Should I do a test to catch it early if I've been to a big event? Dr Sheel says it’s better to test than not to test, but a PCR test would work better than a RAT to detect COVID-19 at an early ...

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.

The PCR test has anchored the American response to the pandemic. In CDC guidelines written by a council of state epidemiologists, a positive PCR result is the only way to confirm a case of COVID-19.

Los Angeles County has launched a new pickup COVID-19 testing program, designed to increase and facilitate access for residents amid a surge in demand, health officials announced Monday. The progra… ...