Fitness is the combined results of the coordinated exertion of physical, physiological and psychological functions. Genetic factors play a major in a person's performance capacity. It appears that up to 70 percent of an individual's maximal force, power or capacity is a matter of genetical factors. Popular thinking still lags behind the genetic revolution. Genetically linked, highly heritable characteristics such as skeletal structure, the distribution of muscle fiber types, reflex capabilities, metabolic efficiency, lung capacity, and the ability to use energy more efficiently are not evenly...