by John Robert Cardillo The fundamental principle of exercise science is that weight training is an anaerobic exercise, rather than aerobic exercise. Anaerobic exercise is geared to the development of strength and muscular size by performing high intensity, short duration exercise. During anaerobic high intensity exercise physiological stress is quite high therefore working out more than 45 minutes per session, 3 times per week, is not possible. Anaerobic exercise is the opposite of aerobic exercise.  Read More…