Have you ever woken up in a strange place, with no idea how you got there? Maybe you found yourself with a half-eaten piece of bread in your hand, or the fridge door wide open in the middle of the ...

An hour or two after my school-age son has gone to bed, he sometimes wakes up from a nightmare, walks to my room and mumbles incoherently about what’s scaring him. But he seems off, and I can't get ...