Prolactin | Antidiuretic Hormone | Corticotropin and Cortisol | Adrenal Androgens | Adrenal Medulla and Sympathetic Nervous System | Renin, Angiotensin, and Aldosterone | Growth Hormone | Parathyroid Hormone, Vitamin D, and Calcium Regulation | Testosterone | Estrogen | Thyroid | Insulin
Levels of prolactin in aging women have been reported to increase,
decrease, or remain the same, whereas those in aging men are slightly
increased. None of these changes is believed to have an effect on
normal function (Gruenewald and Matsumoto 2003).