Sleeping too much, just like sleeping too little, could increase a person's risk of dying, a new U.K study indicates. Researchers at the University of Warwick's Warwick Medical School studied 10,308 British civil servants in two different time periods: between 1985 and 1988, and between 1992 and 1993. Study participants who slept longer than eight hours were more than twice as likely to die as those who kept sleeping for seven. Researchers believe depression, low socioeconomic status and cancer-related fatigue could play a part. (CBC) With seven hours seen as the optimal amount of sleep for the average adult, the...