A general class of chemically related hormones, including primarily those synthesised in the testes, ovaries and adrenal cortex, or they are produced by enzymatic conversion of steroid precursors in peripheral tissues, especially adipose tissue. Steroids are directly involved in the regulation of growth and maturation, in addition to being essential to many other body functions
. See Adrenal cortex, Adrenal glands, Adrenal medulla, Androgen, Cholesterol, Dehydroepiandrosterone (DHEA), Estradiol, Estrogen, Hormones