Alyssa Hui is a St. Louis-based health and science news writer. She was the 2020 recipient of the Midwest Broadcast Journalists Association Jack Shelley Award.

Nick Blackmer is a librarian

Saliva PCR tests may detect disease earlier in the course of an infection

After her children were exposed to COVID, Megan, a woman in Illinois, took them to get tested. A rapid test f

A pediatric medical organization has released a set of guidelines on how to conduct rapid antigen tests for primary students, who will resume face-to-face classes on Tuesday.

The group sai

The Anti-Fake News Centre of Thailand has refuted as a fake news a social media report claiming that taking a deep nasal swab, for COVID-19 testing for example, can damage the olfactory nerve. Learn More

The best way to prevent the spread of COVID-19 is to get vaccinated. You can get a vaccine in many places in your community. Find a walk-up location or schedule an appointment today.Read more Learn More

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A newly authorized breathalyzer test examines exhalations to quickly detect the presence of COVID-19. Learn how it works.

Dan is a writer on CNET's How-To team. His byline has appeared in

A Covid-19 rapid antigen self test is administered in Seoul on March 1. [YONHAP]

A Dogok Middle School student looks at a Covid-19 rapid antigen self-test kit in Gangnam, southern Seoul,

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