After a recent COVID-19 exposure, Dr. Christina Astley tested positive on an at-home test—but just barely. The line signifying a positive result was so faint that Astley, an endocrinologist at Boston ...

Over-the-counter multiplex tests for more than one illness may soon come to a pharmacy near you. Paco Burgada/iStock via Getty Images A scratchy, sore throat, a relentless fever, a pounding head and a ...

In a study involving nearly 1,000 patients seen at a Baltimore field hospital during a five-month period in 2022, researchers at Johns Hopkins Medicine, the University of Maryland School of Medicine, ...

This researcher at Virginia Tech uses a waterproof bag to capture air, in the development of a COVID air sampling device. (Courtesy Virginia Tech) Researchers at Virginia Tech are working on a device ...

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 ...

The U.S. Food and Drug Administration (FDA) just issued its first emergency use authorization for an at-home test that can tell users if they have either the flu, COVID-19, or both. The decision on ...

With Covid-19 cases up across the country, many people are once again relying on home tests to guide decisions about going to work and sending their kids to school and other activities. A lot of those ...

The US government’s free at-home Covid-19 test program will be suspended Friday, according to the Administration for Strategic Preparedness and Response. Since November, residential households in the ...

Every household in the United States now is eligible to order more free rapid COVID-19 test kits from the federal government. Beginning Nov. 20, households that previously ordered tests this fall ...

WITH COVID CASES RISING ACROSS THE COUNTRY, YOU MIGHT BE PULLING OUT A LEFTOVER AT HOME RAPID TEST COULD BE A YEAR OR TWO OLD, EVEN IF THE BOX SAYS IT IS EXPIRED. EXPERTS SAY DON’T THROW IT OUT.