http://articles.mercola.com/sites/articles/archive/2004/01/21/alzheimers-prevent.aspxThe midlife breakdown of myelin, a fatty insulation coating the brain's internal wiring, may hold the key to the onset of Alzheimer's disease later in life. Researchers identified the connection by using a new model of human brain aging developed by aenCommunityServer 2008.5 SP1 (Build: 31106.3070)