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 ...

Hello! I cover the Northtowns for 7 News WKBW. If you have a story idea, please email me at Eileen.Buckley@wkbw.com BUFFALO, NY (WKBW) — The PCR test is considered the “gold standard” for COVID ...

Molecular tests are far superior to rapid antigen tests—and now you can get them for home use. Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would ...

Every American traveling abroad needs to take an antigen test to return to the United States. But the start of the trip is often even more cumbersome, as many other countries (nearly every one I have ...

Forbes contributors publish independent expert analyses and insights. Matt Binnicker is the CSO for Mayo Collaborative Services. Dr. Matt Binnicker, an expert in the diagnosis of infectious diseases, ...

New COVID-19 restrictions for international travel and other activities are fueling consumer demand for highly accurate polymerase chain reaction, or PCR, tests with rapid turnaround times. Some ...

Some new strains of Covid-19 are not being picked up by standard PCR tests, reveals leading testing expert Dr Quinton Fivelman. He warns that new mutations mean some variants are not being picked up ...