Polymerase chain reaction (PCR) tests were the first available for spotting the coronavirus. They work by detecting the virus’s genetic material, and are very accurate. Then came rapid tests, also ...

When the coronavirus pandemic first took hold, trying to get a COVID test was like trying to get Glastonbury tickets. Hard to come by is an understatement. But now, well over a year on, a key part of ...

Share on Pinterest Three over-the-counter rapid COVID-19 tests are now available at pharmacies. Getty Images Three rapid COVID-19 tests are now available over the counter at CVS, Walgreens, and ...

Scientists and public health experts built the COVID-19 pandemic response on years of experience navigating infectious disease outbreaks. Although lateral flow immunoassays have been central to ...

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 an attempt to keep the number of Covid cases down to a minimum, mass testing has been implemented across England while lockdown restrictions ease. How can you get one sent to your home? Rapid ...

Jan 10 (Reuters) - The fast-spreading Omicron variant has made us more reliant on rapid at-home antigen tests to tell us if we have COVID-19. But should we be swabbing our throats as well as our noses ...

Lateral flow immunoassays, also called immunochromatography strips, are straightforward devices used to detect the absence or presence of a target analyte. Target analytes range from pathogens to ...

Max Hamilton found out that his roommate had been exposed to the coronavirus shortly after Thanksgiving. The dread set in, and then, so did her symptoms. Wanting to be cautious, she tested ...