As a result of the rapidly-spreading Omicron variant, this week saw the biggest spike in Covid case numbers since records began in March 2020, with 119,789 positive tests reported in the 24 hours to ...

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The Biden administration announced on Tuesday that 500 million free rapid COVID home tests would be mailed to U.S. households starting from next month, as the country battles its latest wave of the ...

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 ...

Editor's Note: Article updated with latest information on availability of tests. People faced problems getting hold of the tests last week after a huge surge in demand prompted the Government website ...

The emergence of the omicron variant is spurring a scramble for COVID-19 lateral flow tests, to try and ensure safe holiday parties and family gatherings. The U.K. is dealing with a supply crunch for ...

Andrew Lee has previously received research funding from the National Institute for Health Research. He is a member of the UK Faculty of Public Health and the Royal Society for Public Health. Just as ...

Record numbers of people in England and Wales are testing positive for covid-19. Here’s what you need to know about how lateral flow tests work, why symptoms may linger even if a person is no longer ...

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 ...