Medically reviewed by Jordana Haber Hazan, MD Key Takeaways PCR tests are very accurate and can find the virus even in people without symptoms.Rapid tests can be done at home and show results in ...

A polymerase chain reaction (PCR) test detects genetic material from a pathogen or abnormal cell sample. Ways of collecting samples include a nasal swab, a saliva swab, or taking a sample of blood.

GLENS FALLS, N.Y. (NEWS10) — With a rise in COVID cases continuing and more people looking to get tested, there are some key differences between the two types of tests that detect the coronavirus: PCR ...

Ducharme is a contributor to TIME. Ducharme is a contributor to TIME. If you had COVID-19 symptoms in 2020, you probably would have masked up and braved a visit to a laboratory, doctor’s office, or ...

At-home COVID-19 tests have become an easy way to self-diagnose. But current tests have drawbacks, such as the length of time it takes to get an answer, or how accurately the test can identify a ...

With COVID case rates once again surging across the DMV, and many employers/schools tightening their return-to-building policies, rapid tests have become the hot-button item to secure this winter.