There are three different ways to test for COVID-19: PCR tests, antigen tests and antibody tests. Each method is best for a different stage of COVID-19 infection. Used in sequence, all three methods ...

Researchers often call the polymerase chain reaction test – known as the PCR test – "the gold standard" for detecting the COVID-19 virus. The test is considered highly reliable and effective, and it ...

Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would take a COVID test using one of my rapid home PCR tests. It was a courtesy—he felt perfectly fine— ...

Here's what to know about the latest COVID strain - and how to tell if your at-home test is still good to use.

Researchers have developed a working prototype of a PCR test for monkeypox that provides accurate, easy-to-read results The test works with a compact, portable system developed for COVID-19 ...

This decision, well within current norms for care, was nonetheless consequential: The president was forced to cancel a trip to advocate for legislation in support of the domestic semiconductor ...

SYDNEY, AUSTRALIA - SEPTEMBER 29: In this photo illustration a man uses a COVID-19 rapid antigen test kit at home on September 29, 2021 in Sydney, Australia. Australians will be able to use rapid ...

The COVID-19 pandemic has seen the rise and fall of many variants, but nothing like BA.5. Previous subvariants of omicron have caused cascading surges as they outcompeted each other; now, BA. 5 is the ...

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 ...

Respiratory syncytial virus (RSV) was detected easiest when using reverse transcription polymerase chain reaction (RT-PCR) tests in a pediatric population. Reverse transcription polymerase chain ...

BEIIJING — Travelers entering China will no longer need to provide a negative PCR test result starting from Saturday, in another easing of China’s “zero-COVID” policies. Travelers can instead show a ...