A Johns Hopkins study reveals slight arm-position changes during blood pressure tests can falsely elevate readings.

This article was reviewed by Felix Gussone, MD. In this guide, we’ll break down what most biomarker lab tests measure, how to prepare for them, and what to do once you receive your results. Not ...

Another challenge facing test designers is that early detection may not necessarily save lives. A crucial factor, and something that is still unknown about the new multi-cancer tests, is whether they ...