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 ...

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 clinic to get a polymerase chain reaction (PCR) test. A health care ...

Medically reviewed by Kate Colby, MPHYou may get a PCR test, which can show a positive result for up to three months after recovery. If you take a rapid antigen test, it may not detect COVID after ...

Molecular tests are far superior to rapid antigen tests—and now you can get them for home use. Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would ...

Select independently determines what we cover and recommend. When you buy through our links, we may earn a commission. Learn more. Gone are the days of visiting a doctor’s office to determine whether ...

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 ...

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 ...

COVID-19 cases are once again on the rise in the U.S., with data from the U.S. Centers for Disease Control and Prevention (CDC) showing virus-related hospital admissions, positive test rates, and ...