Medically reviewed by Jordana Haber Hazan, MD Key Takeaways PCR tests are very accurate and can find the virus even in people ...

The COVID-19 pandemic marked the first time in the history of pandemics where self-testing was used as an essential component of a widespread public infection control and prevention strategy. Nearly ...

In a study involving nearly 1,000 patients seen at the Baltimore Convention Center Field Hospital (BCCFH) during a five-month period in 2022—researchers at Johns Hopkins Medicine, the University of ...

US Food and Drug Administration (FDA) has granted emergency use authorization (EUA) to the first COVID-19 diagnostic test that can be used to provide rapid results at-home. The newly authorized Lucira ...

Peek in medicine cabinets across the U.S. and you’ll find stacks of leftover COVID-19 tests. When symptoms arise, so do questions: When should I test? How accurate is it really? And what should I do ...

Adding a throat swab specimen to a nasal specimen significantly increased sensitivity of COVID-19 rapid antigen tests, whether self-collected or collected by a healthcare worker, a randomized clinical ...

Select independently determines what we cover and recommend. When you buy through our links, we may earn a commission. Learn more. At-home Covid tests can diagnose infection and are in stock now ...

The question quickly arose whether existing rapid antigen tests could detect newly emerging variants. Using clinical samples obtained from diagnostic labs throughout the U.S. from 2020 to 2023, the ...

A new study provides insight on how to make a new generation of rapid tests, including COVID, flu, RSV, and all-in-one tests, work better. Peek in medicine cabinets across the U.S. and you'll find ...