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 ...

The COVID-19 pandemic yielded important advances in testing for respiratory viruses, but it also exposed important unmet needs in screening to prevent the spread of infections in high-risk settings.

You may get a PCR test, which can show a positive result for up to three months after recovery. If you take a rapid antigen ...

Over the past four years, many of us have become accustomed to a swab up the nose to test for COVID-19, using at-home rapid antigen tests or the more accurate clinic-provided PCR tests with a longer ...

“Infectious diseases don’t respect borders,” says Khoa Thai, a clinical microbiologist at the Star-shl medical diagnostics laboratory in the Netherlands. To limit their spread, we need a globally ...