Researchers often call the polymerase chain reaction test – known as the PCR test – "the gold standard" for detecting the COVID-19 virus. The test is considered highly reliable and effective, and it ...

Bronchoscopy has emerged as a vital adjunct to non-invasive testing in the diagnosis of COVID-19, particularly when upper respiratory tract specimens yield negative results despite strong clinical or ...

Molecular tests are far superior to rapid antigen tests—and now you can get them for home use. Amanda Blum is a freelancer who writes about smart home technology, gardening, and food preservation.

Unlike Covid-19, hantavirus cannot be detected using rapid antigen kits. Doctors explain why diagnosis depends on specialised blood tests, PCR analysis and clinical suspicion, especially during severe ...

Whether you’re already feeling sick or want to prepare for the cold season, here’s what you should know about buying a COVID test — at-home or PCR. COVID-19 cases have been on the rise (though still ...

A new, less error-prone approach to sequencing Sars-CoV-2 genomes has revealed key information on factors responsible for the development of new COVID-19 variants. Researchers at Baylor College of ...

Add Yahoo as a preferred source to see more of our stories on Google. As the federal health emergency ended May 11 and COVID numbers are on the rise, here’s how you can still access tests, at-home and ...