Tag Archives: Manual

The Jump Manual (Kindle Edition)

A comprehensive approach to improving all aspects of vertical explosion. The Jump Manual is a concise guide up to date with the most effective techniques for improving quickness and vertical jump. Jacob Hiller has created a simple system to systematically improve the 9 components of improving vertical jump height and [...]

How to Obtain a 40-plus Inch Vertical Jump

How to Obtain a 40-plus Inch Vertical Jump Have you ever seen an athlete in basketball, football, or any sport for that matter, make an amazing, gravity-defying, play and thought to yourself I wish I could do that? If you have had that thought, you may very well be selling yourself short. One of the [...]