Peek in medicine cabinets across the U.S. and you’ll find stacks of leftover COVID-19 tests. When symptoms arise, so do questions: When should I test? How accurate is it really? And what should I do ...

Add Yahoo as a preferred source to see more of our stories on Google. Boxes of iHealth COVID-19 antigen rapid test are distributed in January in Redondo Beach. (Jay L. Clendenin / Los Angeles Times) ...

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 ...

For instance, if you only get a very faint line, it might be hard to know whether or not that means your results are positive. I know how that feels firsthand. After more than two years of evading ...

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 ...

Have your COVID-19 rapid tests expired? Don’t toss them yet. Federal regulators have extended some tests’ expiration dates, meaning certain offerings are now usable for months longer. The reason for ...

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 ...

FDA-authorized test for home use is the most affordable PCR-quality rapid test on the market and at least 50 times more sensitive than leading rapid antigen tests Detect’s FDA authorized PCR-quality ...

At-home coronavirus screening has become a way of life for many Californians, but some medical experts are now cautioning that one test may not be enough to definitively determine whether someone is ...

Rapid home respiratory virus tests that check for COVID-19, the flu, and RSV are already available outside the United States. Currently, these combination tests are not approved for use in America.