In 90% of adults, growth hormone deficiency is a result of benign (non-cancerous) tumors called pituitary adenomas, commonly diagnosed in patients in their 30s or 40s. Rare causes of adult GHD include diseases such as sarcoidosis, tuberculosis, histiocytosis, and hemochromatosis (iron overload).
Dr. Jesse Stoff (M.D.). Itâs also important to note that no hormone works in isolation from other hormones; they all function within a complex, subtle web of interconnectedness. Reference: Dr. John Lee Many hormones have an effect on the immune system, disease and each other.ee Immune 101. Fast Facts. 1  An imbalance in thyroid and adrenal hormones, testosterone, the estrogenâs (estrone, estradiol, estriol), and progesterone can affect the immune system. 2  Our chemical environment (xenoestrogens) and nutrition are both contributing factors to hormone imbalance.
Dehydroepiandrosterone (DHEA) is a hormone that comes from the adrenal gland. It is also made in the brain. DHEA leads to the production of androgens and estrogens (male and female sex hormones). DHEA levels in the body begin to decrease after age 30. Levels decrease more quickly in women. Lower DHEA levels are found in people with hormonal disorders, HIV/AIDS, Alzheimer's disease, heart disease, depression, diabetes, inflammation, immune disorders, and osteoporosis.