A new diagnostic tool developed by researchers can test for SARS-CoV-2 and Zika virus with the same or better accuracy as high-precision PCR tests in a matter of hours. Over the past four years, many ...

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 ...

PCR swab tests that look for viral RNA have become the gold standard for identifying infection with the SARS-CoV-2 virus, but their results aren't 100% accurate. Researchers report that testing for ...

Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would take a COVID test ...

You can exhibit COVID-19 symptoms yet test negative due to early infection, low viral load, or immune response. PCR testing and repeated checks help ensure accurate detection and safety.

At-home coronavirus screening has become a way of life for many Californians, but some medical experts are now cautioning that one test may not be enough to definitively determine whether someone is ...

Lower HCRU and costs may be reflective of improved patient care.

If you’re wondering if your fever, chills and body aches are a classic case of the flu or the dreaded COVID-19, your best option is to get tested. New variants are constantly circulating, as new ...

If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. Victoria Song is a senior reporter focusing on wearables, health tech, and more with 13 years of ...