New COVID-19 restrictions for international travel and other activities are fueling consumer demand for highly accurate polymerase chain reaction, or PCR, tests with rapid turnaround times. Some ...

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Ducharme is a contributor to TIME. A medical worker performs a COVID-19 test at a screening center in Saint-Denis, France, on Nov. 4, 2020. Ducharme is a contributor to TIME. If you had COVID-19 ...

The Omicron variant of Covid-19 is here and it's burning through the population like, well, a highly infectious global pandemic. Once again, the vaccinated and boosted need to keep track of exposure ...

July 25 (UPI) --Scientists at Columbia University unveiled research Monday they said is "a step closer" toward bringing polymerase chain reaction, known as PCR, testing for COVID-19 and other viruses ...

Though PCR testing has been established as the gold standard for COVID-19 detection, it remains less accessible than rapid antigen testing, since most PCR tests typically take longer to return results ...

New guidelines from the U.S. Centers for Disease Control and Prevention (CDC) withdrawing their request for Emergency Use Authorization for a coronavirus test introduced in February 2020 do not mean ...

ST. LOUIS — Feeling sick? Going on a trip, visiting loved ones, or back to work? Looking for peace of mind? There are many reasons people are seeking out rapid, at-home COVID-19 tests right now — so ...

With the holidays right around the corner, the Riverside County Public Health lab is working to get Covid-19 test results out fast. It's where the county's PCR tests are sent for examination. When the ...