Add Yahoo as a preferred source to see more of our stories on Google. Rapid tests are inexpensive, easy to use and give fast results, usually within 10 to 15 minutes. Violeta Stoimenova/E+ via Getty ...

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 ...

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 ...

Thousands of lives could have been saved at relatively little cost, if nursing home operators had made wider use of rapid COVID-19 tests during the pre-vaccine days of the pandemic, a study published ...

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The sooner someone takes a flu test after they start to experience symptoms of the illness, the better, Dr. Sheldon Campbell ...