Estrogen

Estrogen is a generic term for a class of steroid hormones that includes 17β-estradiol, estrone, and estriol. Estrogens are synthesized from the hormone testosterone by the enzyme aromatase. Although both men  and  women  produce  estrogens,  women  have more of the aromatase enzyme, so they produce much more estrogens than men. Estrogens are produced in the