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 ...

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 ...

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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 ...

What does it mean if a person’s rapid antigen test result comes back positive after five days of isolation due to COVID-19? According to the experts, that person is most likely still carrying a viral ...

The latest surveillance data from the UK Health Security Agency (UKHSA) has revealed that Covid prevalence is at a medium but ...

The explosion of omicron cases in the U.S. smack in the middle of the holiday season is forcing Americans to rely more heavily on rapid tests prior to congregating with friends and family. In some ...

The global rapid medical diagnostic kits market size is calculated at USD 28.12 billion in 2025 and is expected to reach around USD 61.42 billion by 2034, growing at a CAGR of 9.07% for the forecasted ...

The global rapid food safety testing market, valued at $19.66 billion in 2025, is forecast to grow at a CAGR of 9.7%, ...