Psychology: Emotional illness stresses families

John sat up in bed with a start and immediately noticed that his wife was missing. He rushed downstairs and saw that the door was standing wide open again. He muttered to himself, "I thought I set the alarm tonight."

Running out into the cool night air he found his wife sitting on a curb rocking back and forth and talking out loud.

John knew that even with medication, he would sometimes have to track his wife down in the middle of the night to help manage one of her episodes. As he was gently trying to steer her back towards the house, he thought to himself, "at least this time, no one had to call the...