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

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 ...

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… ...

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 ...

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 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.

The three had never met in person, but they shared a common goal: To create an open-source, do-it-yourself PCR test (the gold standard among Covid tests).

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.

The Biden administration has partnered with Google to help people locate free COVID testing sites. In this photo, a lab technician is working on smears for PCR tests for COVID-19 during the ...