-

Modem methds for practice performable in general classes of body training are very useful, achieving the goals of physical fitness programs programs such as an increase in the power of heart, respiratory system, blood vessels and improvement of aerobic potential. Surveys of the past reveal that the practices designed on the basis of for tifying an energy instrument cause an increase in the output of that instrument, but the question is raised whether the practices prepared to strengthen an energy instrument are able to overshadow another energy system during a short time. Therefore, a study was carried out on the effects of 6 successive weeks of practice in aerobically on the aerobic power of non-athlete male students.