The Basic Principles Of anabolic steroids
The hypothalamus secretes GnRH which stimulates the anterior pituitary to secrete the gonadotropins LH and FSH. LH stimulates the Leydig cells on the testis to make testosterone and at the side of FSH, regulates spermatogenesis. Testosterone suppresses its own generation immediately by exerting unfavorable opinions to the hypothalamus and by conver