http://articles.mercola.com/sites/articles/archive/2006/01/03/dementia-rates-to-double-in-20-years.aspxA new case of dementia occurs every seven seconds, according to a report by Alzheimer's Disease International (ADI). Worldwide, dementia cases are expected to double every 20 years, they say. Over 81 Million Cases by 2040 Over 24 million people are livingenCommunityServer 2008.5 SP1 (Build: 31106.3070)