http://articles.mercola.com/sites/articles/archive/2003/02/12/sleep-heart-attack.aspxWomen who are not sleeping enough as well as those who are sleeping too much may have an increased risk of heart disease as compared with women who sleep eight hours a day. Data was gathered from a survey of more than 71,000 women in 1986 that asked aboutenCommunityServer 2008.5 SP1 (Build: 31106.3070)