Abstract
Growth hormone (GH) is produced by the anterior pituitary gland and when released into the circulation, it acts on its target tissues. GH secretion is regulated by two hypothalamic hormones: GH-releasing hormone (GHRH) with a stimulating action and somatostatin (SST) with an inhibitory action on GH secretion by the pituitary gland (Hataya et al., 2001). GH has some functions in metabolism…