When you dream of suffering from anorexia it signifies distrust of yourself. You should be more lovable to yourself. Make sure you find things that disturbing you from being happy person, believe and trust yourself, otherwise you will suffer from lack of self-esteem. You have to understand that no one is perfect and you have to accept yourself for who you are. Hopefully this dream is a wake up call for you to start moving on with who you are.
Read more about dreaming of Anorexia in other dream meanings interpretations.