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 ...

Visby Medical, a startup in Silicon Valley, last week became the first company to receive an Emergency Use Authorization from the Food and Drug Administration for a portable PCR coronavirus test kit, ...

Two types of COVID-19 tests, the rapid antigen test and the polymerase chain reaction (PCR) test, are available in the United States. The PCR typically relies on lab testing and is still considered ...

A new AI-assisted molecular diagnostic platform capable of identifying variants of COVID-19 and other infectious diseases has been developed by scientists in the UK. The low cost, portable device ...

Add Yahoo as a preferred source to see more of our stories on Google. As the federal health emergency ended May 11 and COVID numbers are on the rise, here’s how you can still access tests, at-home and ...

For three pandemic years, people with runny noses and fevers have sweated out a tough question: “Is this COVID, which has killed more than a million Americans, or is it a more familiar flu?” Many of ...

Note: This story is more than a week old. Given how quickly the Covid-19 pandemic is evolving, we recommend that you read our latest coverage here. Covid-19 community levels remain “low” in Vermont ...