It's 2 a.m. The house is quiet, cloaked in the stillness of the night. Then, a shuffle. A door creaks. A child walks down the hallway, eyes wide open but fast asleep. Elsewhere, someone mumbles ...

Sleep talking might sound funny, but it’s often a sign of something deeper. It starts with a mumble. Maybe a laugh. Sometimes even a full-blown rant. But the person lying next to you has no idea they ...