December and January - with the holidays, vacations, travel and extended family time - can be "the best of times" in terms of fun, family and adventure and "the worst of times" when it comes to routine, behavior, and sleep.
Read MoreDecember and January - with the holidays, vacations, travel and extended family time - can be "the best of times" in terms of fun, family and adventure and "the worst of times" when it comes to routine, behavior, and sleep.
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