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 ...

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 ...

At-home COVID-19 tests have become commonplace for many households, but knowing when exactly to take a rapid test — or when to throw old ones out — isn't always straightforward. Here's what health ...

Add Yahoo as a preferred source to see more of our stories on Google. Covid-19 at home Rapid Test Kit The FDA has extended the shelf life for some COVID-19 tests. Now that allergy season is here, many ...

Taking a COVID-19 test at home seems simple enough: If you get a line, you're positive for the coronavirus. But what if your results aren't so obvious? For instance, if you only get a very faint line ...

HOUSTON, Texas -- As things open back up, we're seeing some places require COVID-19 testing. At-home rapid COVID tests can produce results in minutes. To find out how they work and just how effective ...