500x2,400x2,300x2,200x2,100x2 w/45 sec. rest in between each set.
all at 70-75%
Attack the hill repeats
45 min. + 1hr. spin class
3 hr. endurance class +
500x2,400x2,300x2,200x2,100x2 w/45 sec. rest in between each set.
all at 70-75%