This stress is just powerful enough to kill off old and dysfunctional mitochondria which stimulates the growth of new and more powerful mitochondria (5). (drjockers.com)
The legs are the biggest muscle group in the body, so their stimulation will have the greatest effect of stimulating growth in the rest of the body. (fitnessandpower.com)
Finally, nutrition is an equally important factor in stimulating growth hormone levels — think clean, healthy fats and essential amino acids. (fitnessandpower.com)