http://articles.mercola.com/sites/articles/archive/2007/01/13/negative-emotions-can-be-deadly-to-your-health.aspxOptimists may have longer lives, according to the results of a long-term study. Researchers followed nearly 7,000 adults over a period of 40 years, and found that those who were optimistic in their youth, as judged by a standard personality test, hadenCommunityServer 2008.5 SP1 (Build: 31106.3070)