A PCR test is often considered the gold standard for detecting coronavirus infection. It’s the test some employers want employees to take before returning to work after having Covid-19, and the one ...

As the omicron variant has created a new wave of cases around the country, a corresponding appetite for COVID testing has emerged as well. As has been the case with so much of the pandemic, there's a ...

You may get a PCR test, which can show a positive result for up to three months after recovery. If you take a rapid antigen ...

The question quickly arose whether existing rapid antigen tests could detect newly emerging variants. Using clinical samples obtained from diagnostic labs throughout the U.S. from 2020 to 2023, the ...

LOS ANGELES (CNS) -- Travelers at Los Angeles International Airport can now get a COVID-19 PCR test with results guaranteed in less than hour, LAX officials announced Wednesday. "We continue to see a ...

Since the emergence of COVID-19 in late 2019, the gold standard in testing for the disease has been a nuclear-derived technique: real-time reverse transcription–polymerase chain reaction, or real-time ...

Are you boosted and ready to go on that vacation you've been putting off for years due to the ongoing global COVID-19 pandemic? While many countries have eased their COVID-19 policies, breakthrough ...

There are plenty of rapid tests now. So what do we do with them? Millions of Americans have purchased rapid COVID-19 tests online or at local stores and signed up to receive test kits through a free ...

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