This will help you first step as well as your expolsiveness, and speed.
Step 1
Step 2
Step 3
Step 4
Excercise Schedule:
Week 1 3x10 each leg (both legs equals one)
Week 2 3x10
Week 3 3x15
Week 4 3x20
You can use a heavier weight ball when ever you feel comfortable. Remember to stretch before strenuous activity.