And, depending on the athlete, perhaps someone who's well out of shape even higher reps. But the point is, there's enough variation within a strength phase that progress can be maintained for quite a while. Muscle mass is developed with strength training, sure enough but greater mass is developed with higher volume training. Hypertrophy, or muscular stamina precedes strength training in a periodized program. The physiques on the magazine covers are mostly a result of higher volume training, bodybuilding style.
Bodybuilders are a physique conscious lot.
Their lifting style, eating style and supplements style all coalesce to grow them the largest, most muscular and defined physiques possible. Although many bodybuilders are by most peoples' estimates, very strong they aren't so strong relative to their size. A Power Lifter who may even be smaller, can usually move much more weight, especially pound for pound. There is a correlation between a muscle's cross-sectional area and the amount of force it can produce. Anaerobic glycolosis or the lactic acid energy system burns carbohydrate stored in the muscle.