In order to examine the abnormal eating behavior during the athletes' training,Eating Disorder Inventary(EDI) was used to measure the characteristics of eating disorder and to examine the differences between different events,genders,sports level,athletes and non-athletes).It was shown that there were significant differences between the athletes from different events,genders and sports levels(p0.5).There were also differences between the athletes and the non-athletes(p=0.048).It was concluded that due to the special surroundings each athlete was faced,the eating requirements were different.In diagnosing the eating disorder,athletes should be differentiated from the ordinary people.