A shortage of contrast dye last year reduced the number of assessments of stroke patients at hospitals across the country, a new study shows.

A new breath test quickly identifies people infected with COVID. It provides results in less than a minute.

Using a nasal swab to test kids with suspected sinusitis could slash the use of unneeded antibiotics, a new study shows.

A new test would use just a drop of blood to test for the STI Trichomonas vaginalis, also called trich.

"...frequent COVID surveillance testing protected nursing home residents and undoubtedly saved lives," says Brian McGarry.

By shining a laser on a drop of blood, mucus, or wastewater, researchers can use the light reflecting back to positively identify bacteria.

More people in the US get cancer screening when employers are mandated to provide paid sick leave, research finds.

A new diagnostic test is 10X better than state-of-the-art tests used during the COVID pandemic, researchers say.

A new effort significantly reduces the number of unnecessary CT scans in children, limiting exposure to harmful radiation.

A new test needs only a blood sample to detect a novel marker of Alzheimer's disease neurodegeneration, researchers report.