Why Do Schools Start Later

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There are many diagreements about whether junior high and high schools should start later. Young children need at least nine hours of sleep, but teens go to bed later and do not get the sleep they need because of schools ealier start times. Schools should have a choice on whether the school starts ealier or later. There is much evidence for that schools shouold start later. As "A Later Start for Health" states " ...A major change in the brain's signal for sleep also occurs at this time...Where the younger child's brain releases sleep hormones earlier in the evening, the adolscent's brain releases those hormones later. This leads to a later bedtime for teens... the later bedtime should come with a later wakup time; however, school