[&#8230;] Whether it is a basket ball, tennis jump serve, volley ball or soccer header, a vertical jump is a key skill for many sports player. A young player has to know basic step on how to increase vertical jump. Young Athlete can improve vertical jump by having effective vertical jump training or coaching by experienced trainer. You can also have a try with Jump Manual by Jacob Hiller. Our website provides you a complete Jump Manual Review and some more tips on exercises to increase vertical jumps. [&#8230;]