A simple blood test that doesn't require overnight fasting could identify youth at risk for developing type 2 diabetes later in life.

Fitness information like resting heart rate collected by wearable devices can't diagnose diseases, but it can signal when something is wrong. That can be enough to prompt a COVID-19 test.

Detecting a specific kind of protein in a blood test could help diagnose Alzheimer's disease far before symptoms begin to appear, reasearchers say.

"Until now, we didn't appreciate how different environmental risk factors can synergize to drive the disease."

Researchers have discovered a protein key to cancer's spread and relapse. It could lead to new treatments that ditch unfortunate side effects.

Research with mice shows a new imaging technique could help spot early warning signs of Alzheimer's disease by looking at the retina.

A new blood test accurately detects a protein that indicates Alzheimer's disease, researchers say. It may change the way we diagnose and treat the disease.

A biomarker in newborns may signal autism spectrum disorder months or even years before symptoms begin, say researchers.

A new kind of smart toilet can check users for diseases using a variety of biomarkers. It even comes with an ID scanner and can send data to the cloud.

A newly identified protein indicates which non-small cell lung cancer is more likely to metastasize.