The purpose of the study is to explore the relationship between health fitness and port fitness, and analyze the effects of the demography between them. There were 46 participants selected from the college, all f them male, and they were all volleyball players. The results were analyzed by canonical correlation, and t-test. The major findings are concluded as follow: The main difference between varsity volleyball players and junior varsity volleyball players' health fitness included: BMI, flexibility, strength, and endurance. The main difference between varsity volleyball players and junior volleyball players' health skill fitness included: speed, reaction time, and balance. From the analysis of canonical correlation, there is positive correlation between the flexibility and strength of health fitness and the speed and balance of health skill fitness, and the greatest effective explanations are flexibility vs. speed.