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 ...

Application error: a client-side exception has occurred (see the browser console for more information).

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 ...

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 ...

The U.S. government continues to push for more at-home screening to combat the spread of COVID-19 as a winter surge and the contagious delta and omicron variants have pushed the country’s daily case ...

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

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%, ...