Johns Hopkins APL researchers are investigating the viability and scalability of shelf-stable, freeze-dried red blood cells.

Biomarker lab tests typically take a biological sample, like blood, to evaluate certain biomarkers, which are measurable indicators of your health. Whether you’re checking your hormones, thyroid, or ...

Add Yahoo as a preferred source to see more of our stories on Google. Pathology analyzes bodily fluids and tissues using a variety of methods. Alvaro Lavin/Moment via Getty Images Medical laboratory ...

Learn about the many tests and examinations your blood sample undergoes in a lab. Giving a blood sample during a doctor’s visit is a common procedure. Discover the dizzying array of automated tests ...

This article was reviewed by Felix Gussone, MD. Preparing properly for lab tests helps ensure your results are accurate and reliable. Some tests — like fasting cholesterol or fasting glucose — require ...