You can order a COVID-19 test online through DoorDash and get same-day delivery. Here's how to do it.

“Particularly if you don’t have symptoms.” The PCR tests, in which a sample is collected with a deep nasal swab, have a higher sensitivity to detect the coronavirus.

You may have noticed that more and more people are testing positive for COVID-19 after using a rapid test to swab their throats. The trend took off on Twitter this past week, and unlike most of ...

A rapid antigen test is a screening tool – it can indicate that you might be infected, but you need a PCR test to confirm the result.

For at-home rapid COVID-19 tests, there are suggestions people should swab their throat and their nose for a more accurate result. Experts caution against it.

PCR tests are one of the most accurate forms of testing for the coronavirus. PCR stand for polymerase chain reaction test. There are many different reasons why you may need to book a covid test, for ...

But that's all they do. PCR tests don't contain vaccines. Efforts to create a COVID-19 vaccine administered via nasal swab are underway, but no such vaccine is yet approved for use.

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 ...

Social media users have been sharing a post saying any cold or common flu can be misdiagnosed as COVID-19. This is misleading.

Many who’ve had a nasal Covid-19 test performed on themselves have described it as feeling like that swab got as far back as their brains.