ALZHEIMER - How age opens the gates for Alzheimer’s

With advancing age, highly-evolved brain circuits become susceptible to molecular changes that can lead to neurofibrillary tangles — a hallmark of Alzheimer’s Disease, Yale researchers report the week of March 17 in the Proceedings of the National Academy of Sciences ...

http://news.yale.edu/2014/03/17/how-age-opens-gates-alzheimer-