Add Yahoo as a preferred source to see more of our stories on Google. Grail's Galleri test screens for more than 50 different types of cancer from a single blood draw. (Getty Images) (Getty Images) If ...

A three-year clinical trial seeks to find out if a simple blood test can detect cancer in senior citizens. The post Can a simple blood test improve seniors' lives through earlier cancer detection?

Picture this: You've just finished your annual doctor's appointment. You feel good, and the routine tests your doctor ...

A blood test is a medical procedure where a sample of a person's blood is taken (called a blood draw) and sent to a lab for analysis. Knowing the results of blood tests helps a physician better ...

For decades, Parkinson’s disease has been diagnosed only after unmistakable symptoms such as tremor, stiffness, and slowed movement appear, often after extensive damage to the brain’s dopamine system.

Researchers found that blood samples collected at home and mailed in can reliably track early Alzheimer’s-related brain ...

March 15, 2010 (Atlanta, Georgia) — Using smaller blood tubes decreases the amount of blood collected, does not appear to affect laboratory test results, and reduces the amount of blood drawn overall, ...

An international trial involving 1,000 volunteers will aim to detect biomarkers associated with the condition.

Though my cortisol test results stressed me out, I'm glad I know more about how cortisol affects my health. Anna Gragert (she/her/hers) was previously the lifestyle editor at HelloGiggles, deputy ...