COVID-19 rapid tests are now widely available in New Hampshire, but some of these test kits warn that a negative result may not mean a test-taker doesn’t have COVID. How should someone taking a test ...

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 ...

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Abbott Laboratories ABT0.10%increase; green up pointing triangle said Thursday that it would change the instructions for using its fast coronavirus test for a second time, days after a preliminary ...

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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 ...