The effect of simultaneous training on speed and strength endurance and the achievement of 400 meters for juniors

Abstract

400)meters  needs within to both carry-speed mixed Bmtaulh force was the research problem is whether the training of simultaneous effect on the completion of 400 meters with the research sample with the aid of some statistical models to solve the research problem, has been used researchers experimental approach to relevance has been selected sample purposively from Olympic champion marathoners project in Basra, researchers have come to The training curriculum prepared by the researchers using synchronous has a clear impact on the development of completion of the research sample in the completion of 400 meters Hrh.oukd training recommended researchers to emphasize the importance of the training aspects, especially when the recipe will runners.