Across all domains of life, immune defenses foil invading viruses by making it impossible for the viruses to replicate. Most ...

New York State shattered a 21-year public health record during the week ending December 20, 2025, reporting 71,123 laboratory ...

Self-administered HPV tests involve inserting a plastic tube — similar to a tampon — into the vagina, then twisting the ...

A 2022 study estimates that at-home flu tests have a sensitivity of about 63% if the test is performed within 72 hours of ...

A new RapidHIT ID machine, which bears a passing resemblance to an air fryer, can generate a human DNA profile in about 90 ...

Northwestern scientists have created the fastest-ever hepatitis C diagnostic, delivering accurate results in only 15 minutes. The test uses the DASH rapid PCR system, originally developed for COVID, ...

As the nation experiences what many experts believe is the second-largest wave of COVID infections since the pandemic started, many Americans will be checking to make sure they don’t have the ...

When it comes to rapid tests, there are reports that some people test positive for an extended period of time with the current strains of the omicron variant compared with earlier variants. Several ...

The Centor score for distinguishing group A streptococcal (GAS) pharyngitis from viral pharyngitis was not a reliable diagnostic guide in paediatric patients. Accurate diagnosis requires ...

As fall temperatures set in, cold and flu season gets into full swing and holiday travel picks up, people will undoubtedly have questions about COVID-19 testing. Is this the year people can finally ...

Peek in medicine cabinets across the U.S. and you’ll find stacks of leftover COVID-19 tests. When symptoms arise, so do questions: When should I test? How accurate is it really? And what should I do ...

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 ...