The goal of this study is to examine interoceptive awareness, ineffectiveness and maturity fears in Turkish ballet dancers and ballerinas with respect body mass index (BMI) type to and gender. The study sample of the research is consisted of 215 ballet dancers and ballerinas who were recruited randomly from State Conservatories in some cities of Turkey. Multidimensional Eating Behaviors Inventory was used to collect data. Findings on BMI indicated that thin weight ballet dancers and ballerinas have significantly higher means about interoceptive awareness than normal weight ballet dancers and ballerinas. There were no significant difference on maturity fears and ineffectiveness. When findings were analyzed according to gender, it was found that ballerinas have higher means on interoceptive awareness and ineffectiveness than ballet dancers. However, it was not found any significant difference between ballet dancers and ballerinas on maturity fears. © 2009.