At-home COVID-19 tests have become an easy way to self-diagnose. But current tests have drawbacks, such as the length of time it takes to get an answer, or how accurately the test can identify a ...

UNIVERSITY PARK, Pa. — PCR tests, also called molecular tests or nucleic acid tests, are considered the gold standard in detecting the presence of SARS-CoV-2, the virus that gives rise to COVID-19.

Scientists have worked extensively hard to contain the coronavirus disease (COVID-19) pandemic caused by the rapid transmission of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2). They ...

In a recent study posted to the medRxiv* server, researchers evaluated a rapid antigen test (RAT) that used saliva specimens to detect the presence of severe acute respiratory syndrome coronavirus 2 ...

LONDON (Reuters) - A weekly coronavirus testing regime using a "no-swab" saliva test is being trialled in southern England and could result in a simpler and quicker way to detect outbreaks of the ...

Recall, if you dare, life in December 2020. America had just approved Covid-19 vaccines for use, but most of us wouldn’t get a shot for months. Instead, amid the second surge of coronavirus cases, ...