People often talk about COVID-19 testing like it means only one thing. But in reality, the U.S. Food and Drug Administration (FDA) has so far granted emergency-use authorization to more than 200 ...

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 ...

With Omicron surging in the United States, many people are taking COVID-19 tests to see whether they test positive. Most people will take either a rapid antigen or PCR test. Though the PCR test is ...

If you had COVID-19 symptoms in 2020, you probably would have masked up and braved a visit to a laboratory, doctor’s office, or clinic to get a polymerase chain reaction (PCR) test. A health care ...

A PCR test is often considered the gold standard for detecting coronavirus infection. It’s the test some employers want employees to take before returning to work after having Covid-19, and the one ...

A video advocating for an airline that vows to resist any future COVID-19 restrictions such as requirements to be vaccinated, wear a face mask, or provide a negative COVID-19 test, contains false ...

Minute Molecular, the company developing the device, has high hopes for it as an efficient and accurate means of testing people at schools, workplaces and sports stadiums. Northwestern ...

Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would take a COVID test using one of my rapid home molecular tests. It was a courtesy—he felt perfectly ...