The FDA has issued emergency authorizations to 12 antibody tests for the virus. As federal officials gradually begin reopening the country, expanded testing is central to the conversation. Until now, ...

A PCR test detects the actual genetic material of the virus and involves a step that amplifies the presence of any material ...

SAN FRANCISCO -- There has been a lot of talk about testing for the coronavirus, but you may not entirely understand what the different tests are for. The coronavirus makes some people sick, some ...

It was possible -- albeit rare -- for people not infected with SARS-CoV-2 to have persistent false positive rapid antigen COVID-19 tests, longitudinal data showed. Among a large cohort of over 11,000 ...

The Food and Drug Administration (FDA) has cleared ACON Laboratories’ Flowflex COVID-19 Antigen Home Test, the first over-the-counter (OTC) antigen test. Previously, the test was authorized for ...

It has been over three years since Covid-19 cases were first diagnosed in the United States. And while President Joe Biden announced last week that he intends to end the state of national emergency ...

2025 update: This federal program has ended and free tests are not current available from the government website. Federal health officials have justified the millions they have spent on device ...

ANSWER: The prostate specific antigen (PSA) test is a way to screen for prostate cancer. It is not perfect, but when used properly, it can save lives by identifying men who have early prostate cancer ...

Accurate diagnosis of H. pylori infection remains both crucial and challenging today. In line with current guidelines, confirming eradication after antibiotic treatment is essential. Diagnostic ...