I went along doing the one-salad-a-night routine for a year. And I remember feeling so tired and depressed and irritable. I had no personal life. I was always flying someplace - weekends, holidays, vacations. Dinners at night were no fun because I couldn't eat.
To be sure a stepmother to a girl is a different thing to a second wife to a man!
It's no fun feeling your thoughts are being controlled by an electrode, and someone else is holding the clicker.