Adrenal glands are the small glands located on top of the kidneys. These glands produce the vital hormones (cortisol, sex hormones etc.) which help in mataining stress conditions. So, the too much or very little amount of hormone producing leads to adrenal disorders. Addison’s disease, Adrenal crisis, adrenal insufficiency, hyperplasia and Cushing’s disease are some of the adrenal disorders.