Baby sleep is one of the biggest challenges parents face, and when a baby doesn't sleep, parents are desperate for answers. But Dr. Natalie Barnett, an expert in pediatric sleep, told Newsweek there’s a line parents should walk when it comes to seeking answers for getting their baby to sleep through the night. “Folks are a lot more interested in sleep than what they were a decade ago, but people, too, can become obsessed about sleep, which is what we want to avoid,” Barnett, the VP of Clinical