At-home rapid COVID-19 tests can reveal more about viral load than a simple positive/negative result, according to experts. "By definition, the basic technology suggests that you somehow have to go ...

After a recent COVID-19 exposure, Dr. Christina Astley tested positive on an at-home test—but just barely. The line signifying a positive result was so faint that Astley, an endocrinologist at Boston ...

People can test themselves about as accurately at home with rapid antigen coronavirus tests as health care professionals using the same tests, according to a Johns Hopkins Medicine-led study published ...

It was possible -- albeit rare -- for people not infected with SARS-CoV-2 to have persistent false positive rapid antigen COVID-19 tests, longitudinal data showed. Among a large cohort of over 11,000 ...

COVID-19 rapid tests are easy to take—and then toss. So most people never report their results, which leaves health officials with an incomplete picture of how much virus is circulating and where. The ...

Welcome to what some experts say is the country’s second largest COVID wave since the start of the pandemic. In the past few weeks, there’s been a striking increase in new cases, hospitalizations, and ...

WASHINGTON - U.S. regulators on Tuesday allowed emergency use of the first rapid coronavirus test that can be performed entirely at home and delivers results in 30 minutes. The announcement by the ...

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 ...

Sander Brus didn't expect a photo of his friend's grandfather's flu diagnosis to go viral. But when he shared the image on Twitter in December, he was bombarded with messages, he said. People in the U ...

The Food and Drug Administration on Wednesday authorized the first rapid coronavirus test that doesn’t need any special computer equipment to get results. The 15-minute test from Abbott Laboratories ...

The FDA has extended the shelf life for some COVID-19 tests. Now that allergy season is here, many are finding themselves with symptoms asking: Is it allergies or a cold? COVID? Something else? Since ...