The US Food and Drug Administration is proposing to step up its oversight of a growing category of medical tests called laboratory-developed tests. The FDA approves and clears many types of lab tests ...

One of the most rapidly accelerating health trends today is direct-to-consumer lab testing, in which users pay a company for a certain test, collect their own mouth or nasal swabs, finger-prick blood ...

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 ...