Sleep really does drive behavior problems and behavior problems are driving sleep problems; it is bidirectional, reports The New York Times.

“A child can start having problems with emotional regulation, melting down more, and that makes it more difficult for the family to do all the things they have to do so the child can get good sleep. Sleep gets worse; behavior gets worse. It can really be an awful cycle for the kid and the family both.”

Get the full story at nytimes.com