Should we all be concerned about our cortisol levels? I took a blood stress test and spoke with experts to find out.

"Seeing is believing," the founder of lab company Truvian told me. So I tried its tabletop blood testing device—which promises results in 30 minutes—for myself.

Researchers have discovered a molecular signature of Long Covid in children, detectable through a blood test and diagnosable ...

If you could take a simple blood test that could detect multiple types of cancer while they’re still in an early and ...

Inflammatix CEO and co-founder Tim Sweeney said: "The fundamental problem with existing tests is an outdated focus on ...

A vitamin B12 blood test is one way to know if you’re B12 deficient. Some people opt for a urine test instead. Learn when ...

A few weeks ago, an allergist prescribed a two-week course of an oral steroid to clear up my sinus inflammation. Before I ...

Women with amnestic mild cognitive impairment and early Alzheimer’s disease had lower levels of acetyl-L-carnitine and its ...

An investigational blood-based test identified nearly 80% of individuals who had colorectal cancer, according to results of a ...

They’re non-invasive with none of the dreaded prep. But are recently approved home tests for colon cancer as effective as ...

Kettering General Hospital blood service bosses have apologised to patients needing blood tests for the waits and lack of ...

The Galleri test, developed by Grail, screens for over 50 types of cancer with a single blood draw. Despite its potential ...