Sport participation is one of the primary ways that youth engage in physical activity. However, sport has been associated with the risk of developing eating disorders particularly in females. Volleyball is a sport with a predominantly female participation in the United States. Present data on the study of eating disorders in volleyball players is mostly descriptive. Thus, it is important to study relationships between components of sport participation and the risk for developing eating disorders. PURPOSE. To study the relationship between measures of sport participation, and measures of risk for eating disorders in female adolescent volleyball players. METHODS. Ninety adolescent female volleyball players ages 15 to 18 years, participating in the national championship tournament sponsored by USA Volleyball. After obtaining informed consent from both the subject and guardian, participants completed a questionnaire ascertaining the following variables: Age, height (HT), weight (WT), years playing volleyball (VYRS), number of volleyball teams membership (#VT), months of volleyball during the year (VMOS), days of volleyball per week (VDAYS), days of other sports per week (DOSPWK), minutes of practice in school (MINPS), minutes of practice in club (MINPC), rating of typical club practice (PRATE). Subjects also completed the Drive for Thinness (DT), Bulimia (B), and Body Dissatisfaction BD scales of the Eating Disorder Inventory-3. Body mass index (BMI) was calculated from self reported data. Stepwise Multiple Regression was used to examine the relationship between the sports participation variables, BMI and the measures for DT, B and BD of the ED I-3. RESULTS. Subjects mean age = 16.54 years, height = 1.73 m., and weight = 64.39 kg. Two models were tested for prediction of risks for eating disorders. The first model used AGE, BMI, VYRS, VMOS, VDAYS, MINPC, VDAYS and #VT. This model yielded the following equations for the prediction of the scores in the EDI scales: DT = −11.285 + 0.939(BMI). R = 0.268, R2 = 0.072 B = −6.190 + 0.503(BMI). R = 0.236, R2 = 0.056 BD = 8.158 + 1.225(BMI) – 0.09246(MINPC) – 0.539(#VT). R = 0.417, R2 =0.174 The second model which incorporated an estimated measure of intensity of practice to the above variables did not add significantly to the prediction. CONCLUSION. Based on this analysis, there seems to be specific associations between some measures of amount and frequency of participation in volleyball, and the possible risk for eating disorders in the present group of athletes. Supported by a Research Enhancement Grant from Lamar University.