COVID and flu tests aren't designed to tell you how sick you are, but if you use them to monitor your infection, they can provide useful information.

At-home rapid COVID-19 tests can reveal more about viral load than a simple positive/negative result, according to experts. "By definition, the basic technology suggests that you somehow have to go ...

It seems everyone has a “summer cold” these days. If you have hallmark COVID symptoms—headache, runny nose, sore throat, sneezing, cough—but your at–home test says you’re negative, what do you believe ...

You have a fever. You're in respiratory distress. And you might even be hospitalized with pneumonia. Doctors worry you may have been infected with the novel coronavirus. What happens next? Ideally, ...

Add Yahoo as a preferred source to see more of our stories on Google. As the nation experiences what many experts believe is the second-largest wave of COVID infections since the pandemic started, ...

In the thick of flu season and with COVID still around, keeping this 3-in-1 test at the ready is a must — especially at 28% ...

Share on Facebook. Opens in a new tab or window Share on Bluesky. Opens in a new tab or window Share on X. Opens in a new tab or window Share on LinkedIn. Opens in a new tab or window Adding a throat ...

A Covid-19 antigen self-test kit shows a positive case on January 13, 2022 in Madrid. - Spain today agreed to cap the cost of Covid antigen tests at just under three euros after the government came ...