The document discusses sports training and defines it as an organized and systematic process aimed at improving physical, psychological, and intellectual performance. It notes there is some disagreement over the exact meaning among coaches and scientists. Sports training is explained as having the goals of physical, technical, tactical, intellectual, and psychological preparation of athletes. The principles, objectives, and systematization of sports training are outlined in different levels from basic to advanced to high performance. The content, duration, and ratio of general to specific training changes at each level as the aim shifts from health and skills development to reaching an optimal performance standard.