Growth hormone may rise 300 percent with exercise: Acute increases also occur in cortisol, adrenaline, and noradrenaline adrenaline, cortisol, endurance exercise, glycogen depletion, growth hormone, noradrenaline, research, resistance exercise The figure below (click to enlarge) is from the outstanding book Physiology of sport and exercise , by Jack H. Wilmore, David L. Costill, an... Read More