Courir est un acte naturel mais pour ameliorer nos performances nous avons besoin de connaitre et de pratiquer quelques exercices.
http://www.youtube.com/watch?feature=player_embedded&v=hwJgSo1My6M
http://www.youtube.com/watch?feature=player_embedded&v=ffkqhd8gAho
http://www.youtube.com/watch?feature=player_embedded&v=V5ZeoBOLbtI
http://www.youtube.com/watch?feature=player_embedded&v=0i5U4vW70o4
http://www.youtube.com/watch?feature=player_embedded&v=WvIwsbtZers
http://www.youtube.com/watch?feature=player_embedded&v=_Fe-TgKcvzM