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

What's the difference between a PCR and a rapid antigen (at-home) test? "The rapid antigen tests detect COVID when people have a high amount of viral particles, whereas the PCR test is an ...

Before taking off on holiday travel, learn how an at-home covid test could help protect you and your family this year.

The Biden administration has partnered with Google to help people locate free COVID testing sites. In this photo, a lab technician is working on smears for PCR tests for COVID-19 during the ...

If you need to quickly know whether you have coronavirus, a home test can be a convenient solution. Here’s what experts want you to know regarding buying appropriate tests, safely preparing and ...

Warm-weather COVID spikes are often fueled by travel, indoor gatherings and waning immunity, experts at the Johns Hopkins ...

The COVID-19 tests developed by the Centers for Protection and Disease Control (CDC), as well as those developed in Washington and New York, are PCR tests.

Do You Need a Covid-19 PCR Test for Business Travel? If you will be traveling soon, you might need to get a Covid test first. Here’s what you need to know.

Dr. Matt Binnicker, an expert in the diagnosis of infectious diseases, reviews scenarios where an at-home antigen test is a good option, and when to seek out a lab-based PCR.

A PCR test is considered the gold standard for detecting coronavirus infection after exposure to Covid-19 or while you’re experiencing symptoms. Coronavirus test experts explain why the rapid ...

When used to test for COVID-19, the PCR technique looks for a specific sequence of nucleotides that is unique to the coronavirus, a snippet of RNA that exists nowhere else.