Vert shock can be program that is created for you who want to increase inches for your vertical jump. Created by Adam Folker, a basketball player, this is the most perfect jump training program that can add some inches to your vertical jump. The training is about to add 9 until 15 inches in eight weeks. Yes, at first it may be difficult to do the eight weeks training frequently. But once you have finished it, you will feel all the advantages that this program is promised to you, read my vert shock review.