Sort of in the telling us something we already know column, however
http://www.timesonline.co.uk/tol/life_and_style/health/article3241398.ece
http://www.alzheimers.org.uk/site/scripts/news_article.php?newsID=246
http://www.timesonline.co.uk/tol/life_and_style/health/article3241398.ece
http://www.alzheimers.org.uk/site/scripts/news_article.php?newsID=246