A wearable health monitor can reliably measure levels of important biochemicals in sweat during physical exercise. The 3D-printed monitor could someday provide a simple and non-invasive way to track ...

In a study of eye fluid from 38 patients, researchers say they have found that levels of a specific protein appears to help accurately predict whether people with the wet form of age-related macular ...

Do you have a brain for math? New research indicates levels of two key neurotransmitters can predict mathematics ability, suggesting brain chemistry may be playing a role in those who find math easy.

However, the measurement of sIL-2R is simple compared to the complex story behind this biomarker that has become so central to the study of immune-mediated disease. Why measure soluble interleukin-2 ...

It’s widely believed that Apple sometime in 2014 or soon thereafter will introduce what many are calling the “iWatch,” a wearable device capable of tracking all sorts of interesting biometric data.

Dear Doctor: My mother and father have hypothyroidism, as do my two younger sisters. Now I've been experiencing symptoms that would indicate thyroid problems. My doctor checked my T3 and TSH levels, ...