02/13/2012 03:48 pm ET Updated Apr 14, 2012

A History of Kids and Sleep: Why They Never Get Enough

For many a frazzled parent, bedtime -- their children's, that is -- is the best part of the day. But it can be hard to ease snooze-averse kids into bed, and now a new study confirms that this is an age-old problem: children have consistently gotten less sleep than recommended guidelines, for at least the past 100 years.

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