But because it is a dynamic. stride length and speed change of the first three steps is smaller | |
| Title: | But because it is a dynamic. stride length and speed change of the first three steps is smaller |
| URL: | http://21dayfixpackage.tumblr.com/ |
| Description: | leaning forward, the body, on lowering the centre of gravity. squat 50KG 6 group X4 5, Athletes run-up along a straight line, With the advance of time, do take the three step action in the air before landing, before landing leg natural stretch befo |