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 ...

You probably don’t have time (or want to) to sit in a waiting room every time you want to check in on your health. That’s where at-home lab testing comes in, an option becoming more popular in recent ...

Share on Pinterest Some at-home diagnostic testing companies will now send a mobile phlebotomist to your home for a blood draw. Wagner Okasaki/Getty Images While at-home diagnostic testing is not new, ...

Quest Diagnostics may be the preferred lab your health insurance, doctors, or specialists use for blood work or other samples. We’re reviewing its sub-brand Quest Health, from which you can order your ...

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 ...

Mohana Ravindranath is a freelance health, science, and tech journalist and a 2025 Association for Health Care Journalists fellow. She was previously a Bay Area health tech correspondent for STAT.

Does your diet meet your nutritional needs? The test for that is on sale. Want to know if you’re positive for HIV? Quest Diagnostics will tell you for $79. Concerned you have herpes? That test costs ...

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 ...