Parents, teachers and doctors all agree that lack of sleep makes children cranky, tearful and more prone to tantrums.
Now researchers have found that children with irregular bedtimes are more likely to have behavioral difficulties.
The study, published in the journal Pediatrics, found that irregular bedtimes could disrupt natural body rhythms and cause sleep deprivation, undermining brain maturation and the ability to regulate certain behaviors.
http://www.medicalnewstoday.com/articles/267366.php