For instance, if you only get a very faint line, it might be hard to know whether or not that means your results are positive. I know how that feels firsthand. After more than two years of evading ...

This story first appeared at ProPublica. ProPublica is a Pulitzer Prize-winning investigative newsroom. Sign up for The Big Story newsletter to receive stories like this one in your inbox. When ...

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 ...

What does it mean if a person’s rapid antigen test result comes back positive after five days of isolation due to COVID-19? According to the experts, that person is most likely still carrying a viral ...

BEND, Ore. (KTVZ) -- Concertgoers at the Les Schwab Amphitheater will have access to free COVID-19 testing before each event, starting Friday. Beau Eastes, the venue's marketing director, said Friday ...

Given that data is most effective when tracked consistently, metrics allow business owners to make significant changes very quickly. This is called rapid process evaluation. Rapid process evaluation ...

Dipak Patel places an order for rapid at-home COVID test kits every single day. The owner and pharmacist at The Medicine Shoppe of Shillington said he gets frequent shipments of the test, but they’re ...

Dimple Joseph’s short-term assignment last year turned out to be a “really big start up.” As part of the healthcare company Abbott, Joseph contributed to the main manufacturing site’s readiness to ...

A COVID-19 rapid test that is said to be more sensitive than any other has been developed by scientists in the United Kingdom. It detects temperature changes when the virus binds to nanoparticles ...

Editor's Note: This is an excerpt from a special coronavirus edition of WBUR's morning newsletter, WBUR Today. You can get regular weekday updates about the latest coronavirus surge and other news ...