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. The omicron variant is ...

Every American traveling abroad needs to take an antigen test to return to the United States. But the start of the trip is often even more cumbersome, as many other countries (nearly every one I have ...

At this point in the pandemic, you or someone you know has probably received at least one COVID-19 test. But do you know which kind of test you got and the strengths and weaknesses of these different ...

New COVID-19 restrictions for international travel and other activities are fueling consumer demand for highly accurate polymerase chain reaction, or PCR, tests with rapid turnaround times. Some ...

July 25 (UPI) --Scientists at Columbia University unveiled research Monday they said is "a step closer" toward bringing polymerase chain reaction, known as PCR, testing for COVID-19 and other viruses ...

Though PCR testing has been established as the gold standard for COVID-19 detection, it remains less accessible than rapid antigen testing, since most PCR tests typically take longer to return results ...

SACRAMENTO (CBS13) — Delayed results from the state's troubled COVID testing lab forced some schools to cancel their football games Friday. Other teams decided to get last-minute rapid tests from ...

New guidelines from the U.S. Centers for Disease Control and Prevention (CDC) withdrawing their request for Emergency Use Authorization for a coronavirus test introduced in February 2020 do not mean ...

Biosensing technology developed by engineers has made it possible to create gene test strips that rival conventional lab-based tests in quality. When the pandemic started, people who felt unwell had ...

SAN FRANCISCO (KGO) -- Nearly 14,000 coronavirus tests were left sitting in bags in a Pleasanton-based lab. Now, customers are still waiting for their results nearly two weeks later. Here's what went ...