1/10/2013
0:07
URL: http://www.youtube.com/watch?v=KPHdYOwoxQk&list=WLpUFv-XqrPbgVfFf0WDucrL2rlKReySzA
1- run fast in-place, knees up
2- push-ups w/ alternated knee flexions
3- run fast in-place, one leg forward and the other backwards
4- burpees w/o knees up