Sleep deprivation has become such a serious issue that the Centers for Disease Control and Prevention declared inefficient sleep to be a public health epidemic. Accidents, industrial disasters, and occupational errors often result when sleep deprived people struggle to function normally.
Sleep deprivation isn’t just a problem for adults, however. Many children and teens are also not getting adequate amounts of sleep. And doctors are saying that school start times may be a big part of the problem for adolescents.
Read more: http://parentingteens.about.com/od/education/fl/Should-High-Schools-Start-Later-The-Pros-and-Cons-of-Later-School-Start-Times.htm