New Clues Discovered About Silent Brain Changes That Precede Alzheimer’s
WASHINGTON — Alzheimer’s quietly ravages the brain long before symptoms appear, and now scientists have new clues about the dominolike sequence of those changes — a potential window to one day intervene. A large study in China tracked middle-aged and older adults for 20 years, using regular brain scans, spinal taps and other tests. Compared … Read more