Welcome to what some experts say is the country’s second largest COVID wave since the start of the pandemic. In the past few weeks, there’s been a striking increase in new cases, hospitalizations, and ...

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 ...

With COVID-19 rising this winter, it’s getting more complicated to discern whether you are infected. Dr. Elizabeth Hudson, regional chief of infectious diseases at Kaiser Permanente Southern ...

Here’s what you need to know about when to take a test for accurate results, and how to get kits for free. By Knvul Sheikh and Dani Blum While Covid has become a regular part of respiratory virus ...

You may get a PCR test, which can show a positive result for up to three months after recovery. If you take a rapid antigen ...

It was possible -- albeit rare -- for people not infected with SARS-CoV-2 to have persistent false positive rapid antigen COVID-19 tests, longitudinal data showed. Among a large cohort of over 11,000 ...

You don't need a prescription to purchase a test that will tell you whether you're sick with COVID or the flu. Jessica was a writer on the Wellness team, with a focus on health technology, eye care, ...

Nothing puts a damper on your holiday plans like a positive COVID-19 test. But what if that line is super faint? Do you still have COVID-19 —or can you go ahead and attend your office party like you ...