The first challenge with rapid at-home self tests for COVID-19 is getting one. But once you have a test, there are now growing questions about what body part you should swab to get the most accurate ...

(NEXSTAR) – Many Americans are relying on at-home COVID-19 tests to determine if that scratchy throat and stuffy nose is the omicron variant, a cold, or something else entirely. But as complaints ...

To quickly confirm an asymptomatic case of COVID-19, a second rapid test within an hour of a positive result can boost the accuracy of the result from 38 percent to 92 percent, according to a new ...

Given the wave of COVID-19 cases due to the Omicron variant, more people than ever are reaching for at-home antigen tests to assess whether or not they have the virus. This is a good thing—at-home ...

There are three different ways to test for COVID-19: PCR tests, antigen tests and antibody tests. Each method is best for a different stage of COVID-19 infection. Used in sequence, all three methods ...

FORT LAUDERDALE, Fla. — With new COVID cases in Florida on the rise, taking an easy-to-get rapid test can give you quick results. But the timing has become tricky. If you have COVID-19 symptoms, such ...

A 20-second Covid test developed in Israel delivers results that are almost as good as the gold-standard PCR test – but at a fraction of the cost. Like any over-the-counter antigen test, it uses a ...

Julie Cruz takes a sample at the GeneIQ COVID-19 testing site at Dallas College Richland Campus on Wednesday, Jan. 19, 2022, in Dallas, TX. Juan Figueroa / Staff Photographer At-home COVID-19 tests ...

WASHINGTON — As the omicron variant sweeps through the U.S., testing has never been more important. Early January brought a new claim to the forefront of at-home testing discourse: you should swab ...

Johns Hopkins researchers developed microdevices known as "theragrippers" that were designed to "latch onto intestinal mucosa and release drugs into the body" over an extended period of time. But they ...

Experts explain why you shouldn't do a throat swab for at-home COVID testing, and they break down what to do instead. Given the wave of COVID-19 cases due to the Omicron variant, more people than ever ...