Ozioma Okonkwo is looking at how exercise affects brain health and how this might relate to the aging brain Read the full article at: http://host.madison.com/wsj/news/local/health_med_fit/alzheimer-s-disease-could-be-as-much-about-lifestyle-as/article_63dabd13-6fab-5bd7-8d58-1c5f1144069a.html