Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but tends to ...

In January 2022, the U.S. Food and Drug Administration (FDA) cautioned the public against a peculiar method for testing oneself COVID-19 tests. “FACT: When it comes to at-home rapid antigen #COVID19 ...

You got your hands on a rapid antigen test to screen for COVID-19. The instructions are straightforward: Slide the swab up your nose and twirl it around for a few seconds. Pretty clear, right? Maybe ...

As Americans scramble for at-home tests to find out if they’re infected with COVID-19, some experts are suggesting they should swab their throat, in addition to their nose, to better detect the ...

We're now pretty used to swabbing our nose to test for COVID when we have a scratchy throat or new cough. But should we also be using our rapid antigen test (RAT) to swab our throat, as some social ...

With Christmas around the corner and COVID-19 case numbers rising, it’s important to keep getting tested when you have symptoms, have been exposed to the virus, or are going to a high-risk environment ...

WASHINGTON — As the omicron variant sweeps through the U.S., testing has never been more important. Early January brought a new claim to the forefront of at-home testing discourse: you should swab ...

A polymerase chain reaction (PCR) test detects genetic material from a pathogen or abnormal cell sample. Ways of collecting samples include a nasal swab, a saliva swab, or taking a sample of blood.

JERUSALEM, Jan 10 (Reuters) - Israel's Health Ministry on Monday instructed people self-testing for COVID-19 to swab their throat, opens new tab as well as their nose when using rapid antigen kits to ...

Forbes contributors publish independent expert analyses and insights. Matt Binnicker is the CSO for Mayo Clinic Laboratories. There are now over 40 antigen tests that have received emergency use ...