Scientists in Sweden and Norway have uncovered a promising way to spot Parkinson’s disease years—possibly decades—before its most damaging symptoms appear. By detecting subtle biological signals in ...

Cancer’s genetic fingerprints may lurk in people’s blood long before they find out about the disease. It’s possible to spot tumor DNA more than three years before a person is diagnosed with cancer, ...

Free-floating DNA carrying cancerous mutations was detected in blood three years before any other signs of cancer appeared. If approved as a test, doctors might detect cancers sooner and treat them ...

A new blood test could help doctors detect pancreatic cancer earlier, potentially improving survival rates for one of the deadliest cancers. A new blood test could help doctors detect pancreatic ...

Scientists from Oregon Health & Science University have developed a blood test called PAC-MANN that is said to be less invasive, cheaper and more robust than traditional screening methods for ...

This article is part of “Innovations In: Alzheimer's Disease” an editorially independent special report that was produced with financial support from Eisai. The first hints that Gregory Nelson might ...

Millions of people donate blood each year, saving countless lives. After a donation, plasma and white blood cells are ...