Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but tends to ...

How do rapid antigen COVID-19 tests work? Why did the US government just pledge to buy 280 million of them? And is that even enough to help curb the spread of the virus? As part of President Biden’s ...

Two tests are apparently better than one. Starting today, anyone looking to take a rapid COVID-19 test at any of the 27 Miami-Dade County-run testing sites will have to also take a PCR test, ...

As the various subvariants of omicron continue to circulate in the U.S., rapid at-home tests remain an important tool for protecting yourself and others. Home tests are appealing because they allow ...

Antigen tests can identify the presence of antigens within the body, which are substances that cause immune responses, such as the release of antibodies. The immune system, and antibodies specifically ...

The COVID-19 pandemic continues to rage, with more than five million deaths worldwide. The urgent, global nature of the pandemic has led to great innovation with novel vaccines and diagnostics, ...

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Rapid antigen tests for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) are effective tools for the diagnosis of acute infection, particularly when used serially. 1 The percentage of ...

The Louisiana Department of Health on Friday began incorporating antigen tests into the state’s COVID-19 reporting and dashboard. According to LDH, there are two different types of COVID tests – ...

People with diabetes have been urged to take extra caution during the COVID-19 pandemic. If you have diabetes, you’ve likely heard that COVID-19 is generally considered to be more dangerous for people ...

This study examined changes in prostate disease screening (prostatic-specific antigen [PSA] testing), prostate biopsy testing, and prostate cancer diagnoses during the COVID-19 pandemic through ...