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 ...

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 ...

The team at Rapid Test & Trace began petitioning government to make self-testing free for the public in late 2020. They aggregated public healthcare professionals and medical specialists to help ...

In many parts of the world, rapid COVID-19 testing is part of daily life. Despite the FDA emergency use authorization and the advocacy of many infectious disease and public health experts calling for ...

How do rapid antigen COVID-19 tests work? Why did the US government just pledge to buy 280 million of them? And is that even enough to help curb the spread of the virus? As part of President Biden’s ...

Rapid COVID tests are convenient and easy to use because you can take them at home. But it's important to know how to interpret their results, when you should take another rapid test and when you ...

BOSTON (CBS) - Political leaders like Boston Mayor Michelle Wu and President Joe Biden have encouraged Americans to take advantage of at home rapid antigen COVID-19 tests as an additional way to stay ...

During the early stages of the coronavirus disease 2019 (COVID-19), rapid testing was imperative for public health policymakers and health care workers in order to determine where and what measures ...

Lateral flow immunoassays, also called immunochromatography strips, are straightforward devices used to detect the absence or presence of a target analyte. Target analytes range from pathogens to ...