Really. Stressorexia. Treatment, I'm guessing, may involve a radical walletectomy.
The condition affects those in their late 20s to 40s who are unwilling or unable to reduce their workload. As they become drained, anxious and stressed-out, they stop eating properly, and can experience dramatic weight loss...
Dr Adrian Lord, consultant psychiatrist at the Cygnet Hospital in Harrow, a private psychiatric clinic, said: "Stressorexia is not a scientific diagnosis that a doctor  would make but anecdotally its symptoms are very prevalent among women...
"Although there are no studies  or empirical evidence  showing how many women are affected by this, these type of cases are the bread and butter of our clinic." 
— Larry, Attack Monkey, Light Reading
1. A real doctor, that is
2. No studies
3. No evidence