Scientists discovered that a blood protein called NfL rises with age and may help predict lifespan in animals and humans.

A single protein in your blood can rise for years before Alzheimer’s symptoms appear. In a new study, researchers argue that ...

Easier than a blood test, saliva tests have the potential to detect cavities, infections and even cancer. But a lack of ...

The Alzheimer’s ‘clock’ could make it easier to treat the disease early, before memory problems appear. A simple blood test might one day serve as a molecular ‘clock’ that predicts not only whether ...

The technique is not yet precise enough to predict a patient’s exact trajectory but could help find long-sought preventive treatment.

Researchers at Washington University School of Medicine in St. Louis have developed a method to predict when someone is ...

“Bad,” or LDL, cholesterol is a major risk factor for heart disease and most people are screened for it as part of their yearly physicals. There’s another marker in the blood that may be a better ...

Health screenings, weight-loss meds and better-for-you beverages will take center stage in Super Bowl commercials Sunday, commanding a spotlight once dominated by beer and junk food. Television’s ...

Capillary blood tests measure p-tau217, GFAP, and NfL without strict temperature controls or immediate centrifugation. Primary care physicians currently have a diagnostic accuracy of ~61% for ...

A new, fast and easy test could revolutionize blood transfusions—giving blood centers and hospitals a reliable way to monitor the quality of red blood cells after they sit for weeks in storage. The ...