http://articles.mercola.com/sites/articles/archive/2002/11/02/stress-work.aspxIn a large study, researchers followed over 800 workers for 25 years. They found that those with high job strain or an effort-reward imbalance had double the chance of death from cardiovascular disease than those with no such imbalance. What is "effortenCommunityServer 2008.5 SP1 (Build: 31106.3070)