Hope Of Early Alzheimers Diagnosis

Brain scan may spot Alzheimers disease 15 years before symptoms show, Brazil's President Dilma Rousseff suspension vote, Baghdad bombs kill dozens

(Photo: Scans of brain of normal patient (left) and Alzheimer's disease patient. Scan on right shows reduction of both function and blood flow in both sides of brain, a feature often seen in Alzheimer's. Credit: Science Library Photo)