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 ...

NEW YORK -- Millions of Americans have purchased rapid COVID-19 tests online or at local stores and signed up to receive test kits through a free government program. Unlike conventional, lab-processed ...

Ducharme is a contributor to TIME. Ducharme is a contributor to TIME. After a recent COVID-19 exposure, Dr. Christina Astley tested positive on an at-home test—but just barely. The line signifying a ...

SAN FRANCISCO -- The recent outbreak of the omicron variant has many people running for the store for an over-the-counter rapid test. But simply taking the test once isn't enough to tell you if you ...

The BinaxNOW COVID-19 Antigen Self-Test is an FDA-approved at-home test kit. It can detect active infections with SARS-CoV-2, the virus that causes COVID-19, in ...

Add Yahoo as a preferred source to see more of our stories on Google. As the federal health emergency ended May 11 and COVID numbers are on the rise, here’s how you can still access tests, at-home and ...

Some 50% of people who test positive for Covid-19 on a rapid test after five days of infection are likely no longer contagious, a Journal of the American Medical Association study released on ...

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 ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. By now, most of us know the basics of taking a COVID-19 test at home. With cases, test positivity and hospitalizations due to ...

DALLAS — UT Southwestern researchers have created a rapid COVID-19 test that can identify different variants of the coronavirus in as little as four hours. The researchers hope doctors can use their ...

Health officials recommend not automatically following the expiration date listed on a rapid test kit, as some expiration dates have been extended by the FDA. A resident displays an at-home rapid ...