Robert Rosenberg, DO answers the question of if short sleepers (less than 6 hours per night) or long sleepers (more than 8 hours per night) live longer on Everyday Health.

In the field of sleep medicine, there has been a great deal of controversy as to whether it’s unhealthy to sleep for too long. Numerous studies have been shown  short sleep duration to be associated with hypertension, diabetes, and premature death.However, in several studies, long sleep (as defined by sleeping more than eight hours) has also been associated with premature death.