Alzheimer's disease is not accelerated aging
[29 September 2004 - EurekAlert] Certain brain changes that are common in normal aging are not the beginnings of Alzheimer's disease. Recent research by cognitive aging experts suggests that changes related to Alzheimer's disease appear in distinct regions of the brain and reflect unique pathology compared with changes that occur in older adults without dementia. "We're getting a better understanding of the complex constellation of factors that change [in the brain] with aging," said Howard Hughes Medical Institute researcher Randy L. Buckner of Washington University in St. Louis. "When you start to look across the literature, lots of data points converge suggesting there are certain changes that take place in aging that are not what cause Alzheimer's disease." ...