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 ...

In an attempt to keep the number of Covid cases down to a minimum, mass testing has been implemented across England while lockdown restrictions ease. How can you get one sent to your home? Rapid ...

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 ...

This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...

In a recent review published in Nature Reviews Bioengineering, researchers assessed the changing landscape of lateral flow tests (LFTs), and the development of next-generation LFTs based on lessons ...

FORT LAUDERDALE, Fla. — With COVID-19 cases on the rise, taking an easy-to-get rapid test can give you quick results. But the timing has become tricky. If you have COVID symptoms, such as fever, cough ...

England’s care homes are being "failed" by a flawed rollout of rapid lateral flow tests, an expert has warned. Analysis of a pilot of a quick Covid test scheme found it had no impact on outbreaks. 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 ...

Free, rapid at-home COVID-19 test kits will be available to Johns Hopkins University faculty and staff starting Tuesday, Feb. 1, to help ensure a safe transition back to campus when the university ...