أثر تمرينات التثقيل الخاصة بعضلات الرجلين فقط باستخدام الدراجة الثابتة و المتحركة في تطوير بعض القدرات البدنية و الإنجاز لركض 100 م لألعاب الساحة و الميدان

الملخص EN

The vesearch is specialized in studying the impact of giving loading trainings relating to the working muscles to the feet according to the running mechanical movement and the best means to perform this work was the static and moving bike by using special foot ( thigh and leg ) together once and alternation another time ….According to the aim of the training programme prepared to this purpose with benefi of vaise and lower the bike seat and this has a meachanical impact in developing the physical abilities and some of the mechanical changes that have important role in increasing the mechanical changes that have important role in increasing the runner speed for the race of 100m free since as this race at the first stage depends on what the runner has of physic abilities and consultation abilities to recruit the lavgest possible number of the movement units to produce the biggest maximum movement power to improve the performance time .