The Center for Disease Control analysed data collected from the 2010 National Health Interview Survey (NHIS) and based on the information compared sleep duration by age group, race/ethnicity, sex, marital status, education, and employment characteristics. Overall, 30.0% of civilian employed reported of sleeping about or less than 6 hours per night. An especially high prevalence of short sleep duration was reported by night shift workers in the transportation and warehousing (69.7%) and health-care and social assistance (52.3%) industries . The National Sleep Foundation recommends that adults sleep between 6 to 8 hours per night. http://www.cdc.gov/mmwr/preview/mmwrhtml/mm6116a2.htm?s_cid=mm6116a2_w
20% of vehicle accidents have been contributed to lack of sleep . Sleep deprivation or lack of adequate sleep pauses more risks than some people think . However most important of all is the quality of sleep and maintaining a healthy lifestyle would be most beneficial in the long run.