The research aimed to identify: The effect of a suggested program to Pilates on some physiological abilities and Curve fatigue taekwondo cadet in light of the amendments to the law. The researcher used the experimental method for one experimental group reached (10) Player from the taekwondo team in (Np- Toc) sharkia . zagazig . In the dental stage under 14 years old The researcher used the following statistical treatments: the mean - the standard deviation - the median - the torsion coefficient - the "T" test - the correlation coefficient - the equation of improvement rates. Among the most important findings and conclusions: The use of a suggested program to Pilates is positively influences development of some physiological abilities( heart rate, VO2 max, Vital Capacity ) and Curve fatigue The researcher recommends the importance of: - interest of Pilates exercise positive effect on improving some physiological abilities and fatigue curve for Taekwond. . - The need for taekwondo trainers to use Pilates training during their implementation of training programs because of its effective impact.