The amount of sleep your teen is getting and the regularity of their sleep schedule is most important, so sleeping until the late morning may actually be okay.
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The Insomnia Workbook for Teens: Skills to Help You Stop Stressing and Start Sleeping Better (Instant Help Book for Teens): 9781684031245: Tompkins PhD ABPP, Michael A., Thompson PsyD, Monique A., Beck
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