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 ...

Facing long lines and shortages of home test kits during the latest surge, people are searching for answers about Covid tests. By Tara Parker-Pope Dani Blum and Nicole Stock Testing is essential to ...

A false positive result is possible with a rapid COVID-19 test. It happens when a person does not have COVID-19 but still tests positive for the disease. People can use a rapid COVID-19 test at home ...

Antigen tests are one type of rapid test that may help diagnose COVID-19. Some rapid tests can provide results in 15 minutes. But, they may not be as accurate as other types of tests, such as a PCR ...

Gone are the days of visiting a doctor’s office to determine whether you have Covid. Instead, you can buy over-the-counter test kits, which diagnose infection from the comfort of your home, making ...

Kristen Haase receives funding from Health Canada and Roche to study rapid testing. Don D. Sin receives funding from Westjet/YVR to evaluate the feasibility of implementing rapid testing at airports.

KANSAS CITY – During the coronavirus (COVID-19) pandemic, it is not surprising to see the priorities of consumers – when it comes to the safety of their food – are higher than ever before. Even with ...

Please provide your email address to receive an email when new articles are posted on . BOSTON – Both tablet-based and website-based Melbourne Rapid Fields tests had high test-retest reliability, with ...

A Naperville-based bioscience laboratory could help address the backlog of COVID-19 testing across the country and eventually assist the United States in more quickly confronting a future virulent ...

Other countries are awash in Covid tests. The U.S. is not. By David Leonhardt Your daughter wakes up with a scratchy throat, and you can’t decide whether she should go to school. You can’t shake a ...