Bulimia nervosa (BN) is a high profile eating disorder, initially described by Russell (1997), and currently affecting approximately 3% of the population (McManus et al.
2008). It is characterized by powerful and intractable urges to overeat, and weight gain, the consequence of such binge eating, is thwarted by psychogenic vomiting, purging or periodic starvation to retain normal weight range (Lacey
1983). There are three essential criteria: ‘recurrent episodes