اهم التغيرات البدنية التي طرات على عناصر اللياقة البدنية لدى لاعبي كرة القدم الحديثة

In this research a sample of soccer coaches from the first class in the Syrian League soccer (20 coaches) were used to get a real evaluation of their knowledge and awareness about the physical changes that have occurred on the fitness elements of modern soccer players. The modern physical changes in soccer play were also analyzed and estimated for the last forty years depending on a comprehensive analysis of the scientific researches and studies specialized in this field. This would assist coaches to take attention to these capabilities through the different stages of training in order to make them in a perfect construction in line with the requirements of competition. The Results showed that the coaches could not distinguish between modern physical changes and their manifestation or appearance forms, which refers to lack of their information and familiar about these changes. There are many physical changes such as: The total distance of 8-12 Km which estimated by 10% annually until 1985 and a remarkable constancy since 1985 until 2010 Running movements performed by a maximum speed ranging from 0 to 5 m Soccer movements from 40-100 movement (jump- Tackling- shot ball and 1 vs. 1) Requirements of each property differ according to the player position and the tactical task entrusted to him.