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 ...

Tufts University is switching to a pooled COVID-19 testing procedure for the 2021–22 academic year; pooled testing processes up to 10 samples at once, performing the same polymerase chain reaction ...

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 ...

Rite Aid is joining forces with Quest Diagnostics to provide access to molecular testing (polymerase chain reaction or similar nucleic acid amplification test) to help Rite Aid customers detect and ...

ATLANTA - The Georgia Department of Public Health is debuting kiosks that provide free COVID-19 PCR tests and results in roughly two days. The health department said Wednesday kiosks offer tests 24/7 ...

Ducharme is a contributor to TIME. Ducharme is a contributor to TIME. For Rachel Robles, getting diagnosed with Long COVID was an uphill battle. She caught the virus in March 2020, when nearly nothing ...

PCR swab tests that look for viral RNA have become the gold standard for identifying infection with the SARS-CoV-2 virus, but their results aren't 100% accurate. Researchers report that testing for ...