The condition also overlaps with obsessive compulsive disorder, obsessive compulsive personality disorder, and somatoform disorders. During the session, two case reports were presented. The first patient was a 72-year-old white Buddhist nun who presented with extreme weight loss. “You get afraid of eating because you don’t know what it’ll do to you,” said the patient in a video clip. “Eventually I was afraid to do anything, so I did nothing.”

Source: Orthorexia Nervosa: When ‘Healthy’ Eating Turns Dangerous

Some time ago I developed a fear of what would happen to me if I stopped drinking alcohol.  So I did nothing.